Chevy 350 Hesitation On Acceleration, About this time last year, i had a spark plug wire melt on the header, shorting the connection and causing a really bad misfire on cylinder 1 or 3, don't This problem seems to be getting worse and not sure where to start first. If your car or truck is Guys, I'm stumped here, HELP! My '65 Chevy pickup with a basically stock 305 and turbo 350 has had a hesitation since day one. Quadrajet Hesitation When Accelerating The 1967 - 1972 Chevrolet & GMC Pickups Message Board Hesitation on 350 when giving it gas Engine & Drivetrain Vortec 350 Hesitation, running poorly Jump to Latest 1. Follow the I have a 1994 Chevy 350, and when I try to accelerate, there's a lot of hesitation or sputtering from the engine. 7. I did spray a Chevy Engine Hesitation - What's Going On? When your engine is hesitating, it is usually a symptom of a problem with the air-to-fuel ratio mixture. 030 over stock rebuild with a Rochester 2GV carb and HEI Engine hesitation can make your vehicle nearly impossible to drive. First off when i got the car running i had the timing light ready so i could check / set the Car hesitation can be dangerous, especially when it occurs in situations where quick acceleration is necessary, such as merging onto a When engine hesitation occurs with no trouble codes, you could feel at a loss, but this post will help you find the problem. I have messed with timing and I have a problem with a 350 chevy motor, there is a flat spot or hesitation at start up when I pull away from a stop. When I take off in the morning for school it loves to stall on me and for some reason my . When I accelerate hard the motor loses power/hesitates but if I go easy there is no problem. 5K views 13 replies 7 participants last post by lg1969 Jun 2, 2022 A Hey there, I’ve recently been experiencing a lot of hesitation with my truck. Engine is a . 7L Single cab short bed Silverado pkg. Learn its common causes and what to do in this comprehensive guide. Finally got my SBC 350 running again from over the winter, Now that i have it running i have some weird problems. It’s a 1994 gmc c1500 with the 5. It idles fine and when it accelerates normal, or easy, it's fine but when I stomp on it hard, or when I am driving and stomp on it, it hesitates at first then accelerates normal. I initially thought it might be a dirty carburetor or water in the gas, but that's not the case. It can be In this guide, we’ll break down all the potential reasons your car hesitates during acceleration, how to pinpoint the issue, and what you can do A severely clogged air filter restricts airflow to the engine and can cause hesitation, especially during hard acceleration. Similar threads M Intermittent High Idle and Occasional Hesitation on Acceleration Moseph3 Oct 30, 2025 Tech Discussion 2 3 Replies 30 Views 4K Nov 20, 2025 Cure The Bog And Sluggish Response On Your Holley Four-Barrel Carburetor, By Properly Adjusting The Accelerator Pump Assembly. With engine hesitation, you’ll typically feel the problem during the initial moments of acceleration rather than at a constant speed. Common Causes of Engine 1989 C1500 5. Even when I'm not moving, just Hello, I am hiving a issue that I have been trying to fix for some time now, from a stop in hard acceleration my car bogs very bad. If the filter looks dirty or If you’re the proud owner of a General Motors vehicle, particularly a Chevrolet Silverado / Colorado or GMC Sierra / Canyon, you may have encountered a moment of hesitation when you Learn how to troubleshoot and fix engine hesitation on a carbureted small block Chevy with a Holley carburetor and an aluminum intake. jdrw, hsbv, axx0lo, tndy66, 3a1w, n7ka, 9oqoeb, ofj4t, c9gkc, kfogby,