Chevy Truck Bogs Down When Accelerating

Q: The truck starts up and does fine until I put it into drive. 7, upon cold start it will idle fine, on light throttle it will be perfectly normal. It turned really bad Sunday and I am stumped on what could be wrong. motor bogs when i floor it i own a 1995 9c1 with a cold air intake and flowmaster exhaust the car has 82k and runs great except than when i floor it from a stand still i get a bog and a pop from the intake does anybody have any ideas why?. 0 momentarily bogs down on accleration - I've got a 2003 Ranger with a 3. Many times I have helped people that were confident there fuel supply was good, and when they put a gauge on it they find the fuel pressure was the problem. For example, when I am coasting to a red light and it turns green before I come to a stop when I lightly accelerate the bog noise happens. We've recently replaced the exhaust manifold (the old one had a bunch of holes) and the O2 sensor. We tried a known good quadrajet off another car that was running fine and it still did the same. Push down the accelerator and slowly release the clutch. If it bogs down too much I take it out of OD until it passes that 45-50 mark then it's fine. Chevrolet trucks are famous for durability and service, but this doesn't mean there won't be a time when something goes wrong. My pickup is acting up. At idle it has a slight miss, and under load any sort of load or while accelerating through mid range RPMs, it runs like absolute crap and will even feel like a shutter at times. Check out this custom built 1950 Chevy mud truck. Now i have been trying to drive it but when ever i give it any gas from a stop light it bogs and dies somtimes. For example, when I am coasting to a red light and it turns green before I come to a stop when I lightly accelerate the bog noise happens. As soon as I try to give it a little more juice or jab the throttle, the falls on its face, sometimes revving back up for a second before bogging down again. Well down to my problem I left Tampa Florida to come up to a race event at VIR( Virginia international raceway) which is about 700 miles each way. As American automobiles grew in size and weight following the Second World War, the engines powering them had to keep pace. The check engine light came on a week after purchasing. A decrease in fuel economy can also signal a poorly functioning fuel injector. During ownership of my 2016 Chevrolet Colorado V6 gasoline engine vehicle it has had numerous sputtering situations when accelerating. 7L V8 engine with 150k miles on it. It almost feels like the fuel is not coming up to the primary boosters quick enough when the throttle blades pass by the top of the transition slots. My pickup is acting up. No bogs, flat spots, etc. When i push the pedal it feels like it bogs down then goes after about a block. My truck bogs down when I accelerate going down the road asked by Hunter H on November 02, 2016 It doesn't do this all the time but When I'm going down the road after about 30 minutes of driving my truck will sometimes bog down when I try to push on the gas pedal and it acts like it's going to cut off and the engine misfires. The engine is a 1969 350 chevy. Ranger & B-Series - 3. If I'm in park and mash the pedal the engine will hesitate a little but will rev up. 7-liter five-cylinder, both of which receive boosts in horsepower for 2008. I replaced the fuel pump-because it was bad in July. This fixed a lot of minor drive issues minor acceleration uneveness at mid to low throttle pressure, hard shifting of the transmission, previously unable to downshift when accelerating at roughly 20mph (now I can). New 2019 Buick Encore from Ron Marhofer Auto Family in Akron, OH, 44224. On acceleration, transmission shifted hard enough to shake the truck. Automatic. I'm wondering if there's a problem somewhere like bad intake sensors or something. When I accelerate my Chevy bogs down, it starts to sputter and pop, ie blow back through the TBI throat. Car starts on a dime and drives great for about 10 mins just all of a sudden just bogs down and idles really low then finally stalls. I have a 66 inline6 automatic, it starts just fine and goes into gear fine, speeds up fine, cruises fine, but as the engine warms up or when its at operating temp this is where it seems to act up. What is happening when the engine is idling and I turn the A/C on or the defroster (which also uses the A/C I believe), the engine starts to bog down. Why does my car accelerate slowly when I press the gas? Greg February 16, 2012. Any help appreciated!. No hard acceleration, I'm been babying it, easy and gentle. Home Forums > Older Ford Trucks > 1980 - 1986 Ford F150, F250 and F350 Truck Forum > 1984 F-150 XLT 351w no acceleration power-backfires when floored Discussion in ' 1980 - 1986 Ford F150, F250 and F350 Truck Forum ' started by lazbiker , Mar 15, 2016. 95 Chevy 350 TBI acceleration problems for a bit then comes down and may idle fine for ever throttle it bogs, grumbles and sometimes backfires (through the. I can drive it around the neighborhood and even get on the freeway but if I try to accelerate at all the motor just goes slower and slower the rpms continue to fall untill I let completely off the pedal and lightly press down again. Ranger & B-Series - 3. It's difficult to drive because you cannot simply accelerate from idle, when taking off from a stop sign or light. - Chevrolet 1999 Silverado 1500 question. 5 and then down to 11s after that with a little burble. The engine would bog down or almost stalled out instead of going faster. Jets are probably about right from looking at the plugs. Now when its cold it runs really rough coughing and sputtering. The 2012 Chevrolet Tahoe comes with a 5. My 95 chevy van 5. This just started occurring, when my A/C is turned on my car accelerates really slow, and always bogs/sputters/ and hesitates to accelerate. If I gently press down on the petal I can accelerate, but the moment I try and step on it I get the symptoms described above. There is no rhyme or reason as to why the truck sputters to almost stalling. Many times I have helped people that were confident there fuel supply was good, and when they put a gauge on it they find the fuel pressure was the problem. chevytruckworld. It would pick up and run fine. I have a 2001 Blazer, last week as I was climbing a hill I attempted to accelerate and heard a "pop" and my engine started to bog down. Hi, my car has just under 90,000 miles. Try to start it again and it sounds like it tries to start then the starter will bog and sometimes it turns over fine but just won't start until it cools down. I am not getting any warnings or codes. Car starts on a dime and drives great for about 10 mins just all of a sudden just bogs down and idles really low then finally stalls. A common complaint with the Chevy 4. front tires feel like they are skipping even though truck is in 2 wheel drive especially up hill. The engine runs fine when cold but as it warms up it starts to "surge" at idle and when you come to a stop it acts like it wants to stall then it grabs. As soon as I try to give it a little more juice or jab the throttle, the falls on its face, sometimes revving back up for a second before bogging down again. stumbling and bogging on acceleration. you can get a rebuild kit and a book to rebuild it. Dealership claims that the fuel injectors are probably dirty / fouled. Fuel trims at idle and at cruise were in a fairly normal operating range of -5 to +9. No one seems to know what is going on and where I live, shops want $85/hr just to attempt to find the issue. I got the engine timed to the 6 before TDC GM spec. A car hesitates when accelerating is a symptom that shows an imperfect internal combustion in your engine. 7 will start and run fine when the engine is cold. Truck bogs down when I accelerate. New issue that's just come up in my truck. But my truck has been having a few problems. I'm interested to get to the bottom. The truck has 225,000 miles on it, about 100,000 on the motor. Tech said there is a problem but doesn't know what it is. once truck gets going it rumbles and vibrates so much it bothers your ears, constantly loosing power and speed as your driving. I just found out that it should be 55-62 PSI. In both two- and four-wheel drive trims, the Tahoe gets 15/21 mpg city/highway, according to the EPA. It is idling great but there is no power when accelerating. It would pick up and run fine. I have taken the TBI unit apart and soaked it in cleaner solution, did the kit with the diaphragm, same thing. Read on for effective ways to track down noises, both outside and inside the cabin, and what can be done to correct them. Bogs down when trying to accelerate (1994 Chevrolet 1500 Pickup) replaced: fuel filter, dist cap, rotor, plugs & wires, catalytic converter, water pump, timing chain. My 95 chevy van 5. I have a 93 chevy Blazer s10 4. if its stock you should have a quadrajet carb. 2002 Chevy Trailblazer Dies Out My 2002 Chevrolet Trailblazer stalls when sitting at a red light but not all the time,rpms go up then drop to 200 and car cuts off,already cleaned throttle body,changed fuel filter,changed map sensor ,changed exhaust cam actuator solenoid and still stalls,any ideas would be greatly appreciated!. Got a question. Shame on you Ford. I have a 2012 JKU sport auto, currently at 122k miles. Probable Explanation: You have a minor engine ping. 3 liter v6, the problem is, it starts good idles great, goes good a low speed but when i go to get on it it bogs out, if i hold it to the floor it sputters and starts to come out of it but it dosent, ive changed the tcs and the thing that controls my vaccum system. If I'm in park and mash the pedal the engine will hesitate a little but will rev up. I would appreciate any ideas any of you may. I parked the truck and now it does this more often and will shut off after the backfire. Chevrolet Silverado 1999-2006: Common Noises Diagnostic. 1988 chevy silverado bogging down when accelerated, idles fine with MAP sensor unhooked, With MAP hooked up, idle is erratic, and bogs out when accelerating, occasional backfire through carb. ON A VERY COLD START, IT STARTS FINE, IDLES FINE, WHEN ACCELERATED IT WILL BOGG DOWN & SPIT & SPUDDERS TO THE POINT OF ALL BUT DIEINGAFTER RUNNING FOR A FEW MINUTES IT WILL TAKE OFF AND RUN WITHOUT ANYMORE PROBLEMS UNTIL THE TRUCK IS TURNED OFF AND SITS FOR AS LITTLE AS 10 MINUTES AND IT STARTS OVER WITH BOGGING AT ACCELERATION, MAY BOGG BAD,. It actually goes slower than below half throttle. If anyone could give me any insight on the APT screw that would be good too. But my truck has been having a few problems. A defective fuel pump can also cause similar symptoms. Details Chevy Cavalier Car Repair Help. I have a 1990 Chevy Silverado 1500 pick up truck with a 5. There is often a backfire or two when this happens. My 1986 Silverado C10 with a small block 305 is having a weird misfire issue. I have a 1997 Chevy 1500 5. As soon as I let off the pedal it smooths out. was told it was the torque converter and it was replaced. Certain services require working electrical system, cell service, and GPS signal. Thanks for both recommendations. Dealership claims that the fuel injectors are probably dirty / fouled. speed like when you enter an onramp entering the highway and it would bog down on me. Attempts to accelerate caused the truck to bog down until it shifted to a lower gear to accelerate. I have a 2000 silverado z71, with 288K, recently replaced fuel pump and filter about 3 weeks ago, was running great, until last week when it started to hesitate bad and back fire under acceleration, it ran good in idle and underload until is warmed up then when you tried to accelerate it would bog down bad and start popping like tiny backfires and the more gas you give it the engine falls flat. A top fuel car can be heard over 8 miles (13 km) away and can generate a reading from 1. If the switch is defective or out of adjustment your trans won't kick down under load and the truck will bog down. I'm wondering if there's a problem somewhere like bad intake sensors or something. I notice it more on cold startups in the morning. Replaced erg, plugs, wires, oxy, filters. Try to start it again and it sounds like it tries to start then the starter will bog and sometimes it turns over fine but just won't start until it cools down. As I approached a hill I stepped on it and slowed down? When I back off of the pedal a bit it felt like the decelleration stopped and maybe even had a little acceleration. all or different ones at different times and then some will work again and some wont. mine wouldnt burnout till i got the timing dead on!!!!. 7 liter vortecs. Call for more information. 7L bogs down when accelerating. Just depends on the day, also when I'm rolling down my driver window, my seat heater turns on. I tried to climb a relatively small hill and the RPM never gets above 1000 or so. Chevy Truck World - Holley 502-9 Tbi issues help!. This truck has a good motor but it lacks power all the time not like barely moves but it won't burn rubber. Dealership claims that the fuel injectors are probably dirty / fouled. Ranger & B-Series - 3. But if you demand acceleration fast (put it to the floor) in park or neutral it will cut in and out. My Jeep Wrangler Bogging, sputtering and losing acceleration Also when this problem happens, there is an exaust/ gas like smell that is really noticable. Severe hesitation when accelerating? Need some help please! 1964 Chevy 4x4 Truck, 350 Chevy. General Description of Problem: You hear a rattling sound when accelerating or placing the engine under load. I have a three year old Stihl FS45 curved shaft trimmer that I use for edging beds (works great inverting it with the curved shaft). 2007 chevy cobalt knocking sound. The timing is not off(non-use distributor with points). accelerating when I give it a heavy foot. Would loose as much as 5-8 mph before a lower gear was found to maintain speed in hilly conditions. What is happening when the engine is idling and I turn the A/C on or the defroster (which also uses the A/C I believe), the engine starts to bog down. He has replaced the fuel pump, fuel filter, the ignition module. it has miss-fire, rough - Buick 2002 Century question Search Fixya Press enter to search. ihave a big block 454 chevy motor the values fattling sometime when I take off all the time when I get down in it. If it is a small issue I can correct on my own, doing so can save me both time and money. have a 2005 Chevy truck 6 inch lift kit the turbo filter to give the engine more power came off well rumping fixxed it and the reduce engine power light came on and it wont go faster than 20mph. There is no rhyme or reason as to why the truck sputters to almost stalling. Re: Chevy 4. Re: Makita 4 cycle blower bogs down at max rpm Check to see if the carb throttle plate is going past the full throttle position, when this happens there is an adverse affect on performance. I put it on, drove it down the street a couple times and it felt fine so I took it out on the road. Changed plugs, coils, MAF sensor, O'2 sensors, cat converters, alternator, battery, fuel filter, cleaned injectors and they have proper fuel pressure, air filter, gas I'm at a loss. << I'm driving 5-speed mustang, and it slows down my acceleration >> I would think a big phat V8 in that puppy wouldn't have any problems with a/c??. It is definitely worse under load. The 2012 Chevrolet Tahoe comes with a 5. , PA (2015 Chevrolet Colorado) “It handles great, but the acceleration is horrible. As I approached a hill I stepped on it and slowed down? When I back off of the pedal a bit it felt like the decelleration stopped and maybe even had a little acceleration. The engine runs fine when cold but as it warms up it starts to "surge" at idle and when you come to a stop it acts like it wants to stall then it grabs. Push down the accelerator and slowly release the clutch. When in cruise control problem was really bad. Some machines have a throttle adjustment screw in the throttle trigger to make this adjustment preventing this from happening. Things were looking up: I replaced the spark plug, cleaned out the exhaust, adjusted the idle / fuel screws, and even replaced the brakes (I can stop now!). Insufficient Fuel Delivery. Many times when I press the gas, the car hesitates for 3-5 seconds and then it goes. Probable Explanation: You have a minor engine ping. during ownership of my 2016 chevrolet colorado v6 gasoline engine vehicle it has had numerous sputtering situations when accelerating. I have checked cleaned and rechecked everything and still the car has a rough idle and when accelerating out of 1st gear and every gear after the motor cutss out boggs down and has ZERO power but. Pumping the gas does not help. Engine Troubleshooting courtesy of Greg's Engine & Machine. And with that the Fuel Filter. I have a BP400 Echo back pack leave blower. I have a 92 saturn sc dual overhead cam. Has 350 with Edelbrock Carb. My Jeep Wrangler Bogging, sputtering and losing acceleration Also when this problem happens, there is an exaust/ gas like smell that is really noticable. TBI Bogging out, chevy 350. "The Chevrolet Colorado is a pickup truck that rides and handles like a pickup truck," reports the Washington Post. I have a 93 Chevy C1500 4. Once you've slid into it, release the clutch and you'll probably be ready to shift into Lo-H. This is only under hard acceleration. into owning the truck. 1997 - 2003 F150 - Truck shakes when accelerating - Its not the tires/wheels. The complaint on this Blazer was that it had a misfire that was bad enough to make the tach jerk. I have a 1978 Chevy C10 with a 350 V8. This company is not yet accredited. Now i have been trying to drive it but when ever i give it any gas from a stop light it bogs and dies somtimes. It almost feels like the fuel is not coming up to the primary boosters quick enough when the throttle blades pass by the top of the transition slots. One thread on gm-trucks. A decrease in fuel economy can also signal a poorly functioning fuel injector. Bog from a cruise RPM may be caused by a defective advance mechanism, but on 4 barrel carburetors is often caused by the secondary side opening too soon. When I hit the gas the engines just bogs down, begins to hesitate, and will not accelerate. Problem is engine starts and idles fine but as soon as you give it gas it dies everytime. I have changed the plugs, distributor cap and rotor. what are your. I saw my grommets on valve covers were damaged from age and heat. However, it still has a loud bogging down noise that has been there since day one at the same conditions as when it would shudder (between 30-50mph). was told it was the torque converter and it was replaced. Engine has a Carter AFB Competition 600 or 625 forgot which one, 268 cam, long tube headers, 2 3/4 exhaust with glass packs. I noticed it the other day when I was hauling a small trailer. Heres what Ive done so far: Plugged the vacuum hose leading to the wipers, Replaced the fuel pump, Changed out the old gas, Dipped and cleaned th. had one vacuum leak that i fixed. I have taken the TBI unit apart and soaked it in cleaner solution, did the kit with the diaphragm, same thing. I have a 2002 chevy trailblazer with a 4. I drove this SUV for a few miles with no issues. - Chevrolet 1999 Silverado 1500 question. For 2019, three. when I accelerate when the car is moving it bogs down and it will blow black smoke and build carbon on the spark plugs very quickly. Things were looking up: I replaced the spark plug, cleaned out the exhaust, adjusted the idle / fuel screws, and even replaced the brakes (I can stop now!). It more affects my idle, which is a little more rough with a/c. There is no rhyme or reason as to why the truck sputters to almost stalling. It almost feels like the fuel is not coming up to the primary boosters quick enough when the throttle blades pass by the top of the transition slots. Before I put more money into it (besides radiator) I'm thinking of getting it checked out by my mechanic for some tests. 7 V8, 4L80E. That's fairly good for a large SUV. New 350 crate engine,bogs,low power in Chevrolet 4x4 Trucks; car won't run. Under no load (line really short or not trimming grass) it gets up to high rpm's and sounds ok. If bog exists only from an idle, not when accelerating from a constant speed, the idle adjustment is probably the culprit. I limped it home and parked it. << Does your Air Condition slows your car acceleration??? >> It does a little bit, enough to be noticeable but not really be bad. If you try to simply accelerate as normal, the engine will bog down and die. It feels like it is starting to accelerate then bogs, then takes off. Engine has a Carter AFB Competition 600 or 625 forgot which one, 268 cam, long tube headers, 2 3/4 exhaust with glass packs. A easy fix to this problem is to replace your spark plugs. When I press the pedal, the RPM gauge jumps to 3, skipping 1 and 2. I just got done replacing all the steel fuel lines underneath the truck because they rusted out and started leaking, checked for leaks and kinks, none found, but the hesitation is still there. 1994 Chevy C1500 5. However, it still has a loud bogging down noise that has been there since day one at the same conditions as when it would shudder (between 30-50mph). I have a 1998 Dodge Ram 1500 5. - Truck idles great in park and all gears, and otherwise runs totally smooth. It almost feels like the fuel is not coming up to the primary boosters quick enough when the throttle blades pass by the top of the transition slots. Used 2017 Buick Encore, from Hugh White Honda Athens in Athens, OH, 45701. but I got in some deep water in my FJ40 with a small block Chevy and had the same problem. 85 with smooth idle but bogs down w/ acceleration I replaced the injectors and the car was running fantastically. Insufficient Fuel Delivery. It almost seems like a fuel delivery issue but then as I mentioned no check engine light is on so all parameters are within normal range according to the trucks brain. all or different ones at different times and then some will work again and some wont. It actually goes slower than below half throttle. 7 V8, 4L80E. Chevrolet trucks are famous for durability and service, but this doesn't mean there won't be a time when something goes wrong. Shop used trucks for sale on eBay, and you can search by exterior color, vehicle mileage, number of cylinders, condition, price, body type, and more. "There is no attempt here to pretend to be anything else. The second you give it some line it boggs down again. truck bogs down after deep water? it's a truck not a boat. Chevy's Biggest, Baddest Truck The 2007 Chevrolet Kodiak C4500 is a beast of a pickup that weighs more than 10,000 pounds and stickers around $80,000 Thane Peterson. it's not the tranny aamco says its afuel/exhaust restriction anybody else have/had this problem? engine has about 130,000miles. I have a 1998 Dodge Ram 1500 5. Chevrolet trucks are famous for durability and service, but this doesn't mean there won't be a time when something goes wrong. Just enough to notice a slight change in acceleration. I have a 93 Chevy C1500 4. What could b wrong. This article covers a wide variety of noises common to the hard working Chevrolet Silverado. Certain services require working electrical system, cell service, and GPS signal. My pickup is acting up. What is happening when the engine is idling and I turn the A/C on or the defroster (which also uses the A/C I believe), the engine starts to bog down. The truck has a glass bowl fuel filter just ahead of the carb so wouldn't any junk in the system show up in there (which it isn't)? Also, the truck has a new tank and new fuel lines. Acceleration and Power. When it happens I can feel a pulse in the gas pedal and hear an audible sound in the engine. This started to happen relatively recent. Call (740) 594-8555 for more information. My truck bogs down (and tries to die) when I give it gas to accelerate off of a stop. Fluid level was good. The truck completely bogs down randomly when I accelerate at a steady speed. Then after 10 seconds or so, it runs normally. I have a 2002 chevy trailblazer with a 4. it stalls on take off unless I push the gas pedal very slowly. I accelerate more to a higher speed to get past this but still sputters and pops. I use a 2007 Camry,my battery ran down and after jump starting,the car came on and just won't accelerate at all,flat on 0,the gas pedal seems for fancy,I asked a mechanic to check,he said fuel pump,and next thing he said the gas pedal has to be replaced that he found out the car pumps fuel just fine,I asked him to return the pedal and I'll. 7L V8 engine with 150k miles on it. However, it still has a loud bogging down noise that has been there since day one at the same conditions as when it would shudder (between 30-50mph). Hi, my car has just under 90,000 miles. Won't Rev In Gear-February 2007-Question: I'm having a problem with my engine bogging at 5,000 rpm in. Today I pumped gas and was leaving the station when my car started to bog down and idle hard. When I hit the gas down it loses acceleration almost like it's being starved of air or gas. 71 chevy with 350 engine, edelbrock intake and 600 cfm carb setup, new HEI distributor put installed, 8mm spark plug wires. Well down to my problem I left Tampa Florida to come up to a race event at VIR( Virginia international raceway) which is about 700 miles each way. 1 hesitates and stutters on acceleration Within the last two camping trips my 2001 Chevy 8. INADOME イナドメ ヘッドライト本体・ライトリム/ケース ヘッドライトボディー&リムセット タイプ2 シリコンコート加工(防錆処理):する W400 W650 W800,Kuryakyn クリアキン その他外装関連パーツ L. I have a 1988 Chevy K1500 5. It actually goes slower than below half throttle. Your car’s engine needs both fuel and air to do its work. Hey there, it sounds like you may have an issue with fuel getting to the engine. There is no rhyme or reason as to why the truck sputters to almost stalling. At idle it has a slight miss, and under load any sort of load or while accelerating through mid range RPMs, it runs like absolute crap and will even feel like a shutter at times. I don't know if its a problem but I have to tap the gas to get it to idle down after it starts. when I accelerate quickly or matt it the truck will back fire through the tbi and will either stall completely. Many times I have helped people that were confident there fuel supply was good, and when they put a gauge on it they find the fuel pressure was the problem. 3 Replaced everything on the truck and runs beautifully. If this is off by even 1 tooth, it can cause acceleration problems. (very new to carburators) I seem to have a smooth idle and the truck acccelerates okay if done slowly. Chevy Truck World - Holley 502-9 Tbi issues help!. truck passed engine leak down, so im only left w a bad camshaft actuator solenoid, but the chevy guy said he wasnt going to just throw parts at it and hope they get lucky. If it bogs down too much I take it out of OD until it passes that 45-50 mark then it's fine. Has a quadrajet carb, new fuel pump and filter, new points, condensor, new coil. The wiring, and screen with the pump, in the tank. down hill was fine got to a straight away it would loose power again any info would help on what may need to be looked into to solve this problem. any help would be greatly appreciated. A car will backfire when accelerating if there is a bad spark plug usually. 3L bogs down/loses power at near full to full throttle. Hopefully this article will be useful for you. Home Forums > Older Ford Trucks > 1980 - 1986 Ford F150, F250 and F350 Truck Forum > 1984 F-150 XLT 351w no acceleration power-backfires when floored Discussion in ' 1980 - 1986 Ford F150, F250 and F350 Truck Forum ' started by lazbiker , Mar 15, 2016. Shop used trucks for sale on eBay, and you can search by exterior color, vehicle mileage, number of cylinders, condition, price, body type, and more. 1994 Chevy C1500 5. Non computer controlled (1986). A top fuel car can be heard over 8 miles (13 km) away and can generate a reading from 1. To fix this hesitation problem with it on my Chevrolet truck, we replaced the fuel pump, the catalytic converter, and the. My car would bog way down and even shudder a bit if I got on it. "Transmission sometimes hesitates to shift down when accelerating. I will look at both and let you know. It is never in the power band. Also it didn't seem like the motor was bogging but just no power. 93 chevrolet truck bogging down on acceleration I have a 1993 chevrolet C2500 light duty. It has had cylinder 7 misfire, random misfire, rich, and 02. Chevrolet truck. The wiring, and screen with the pump, in the tank. As American automobiles grew in size and weight following the Second World War, the engines powering them had to keep pace. But once I really want to accelerate it takes a while to do so. A defective fuel pump can also cause similar symptoms. I have a 1997 Chevy 1500 5. Under no load (line really short or not trimming grass) it gets up to high rpm's and sounds ok. Bog from a cruise RPM may be caused by a defective advance mechanism, but on 4 barrel carburetors is often caused by the secondary side opening too soon. This started to happen relatively recent. It didn't happen when the truck was cold but would show up when it had warmed up. In other words when accelerating normally the engine will randomly bog down as if it's mis-firing. Model year 2018 and newer Chevrolet Bolt and Chevrolet Volt vehicles receive 5 years of Remote Key Fob Add-On. I basically have to crawl thr. When in acting-up-mode, the truck struggles trying to get up to speed on a busy highway.