Why does the Haval H6 experience jerking during acceleration?

2 Answers
SanGriffin
07/24/25 5:55am
The reasons for the jerking sensation in the Haval H6 are as follows: 1. Issues with the vehicle's engine spark plugs, causing delayed ignition: Over time, spark plugs can accumulate various carbon deposits. If the carbon buildup is excessive, the spark plugs may fail to ignite properly, leading to intermittent power loss during acceleration and resulting in a jerking sensation. 2. Clogged fuel injectors, causing fuel supply problems: The owner should check if the fuel injectors are functioning normally. Long-term use can lead to clogged fuel injectors, which can cause uneven engine power output. 3. Problems with the vehicle's throttle pedal: Generally, if there is a jerking sensation during acceleration, it indicates a serious issue with the throttle pedal. In this case, the owner needs to replace or repair the throttle pedal.
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Melinda
08/11/25 1:36am
I've been driving this H6 for two years now, and recently I've been experiencing jerking issues during acceleration, feeling like someone is pulling it back. It might be the transmission's shifting logic not being very smart, especially noticeable when climbing hills at low speeds. During one maintenance check, severe carbon buildup was found on the spark plugs, and it got much better after replacement. Clutch wear can also cause this; my friend's car made a clunking sound when stepping on the gas. It's important to avoid heavy throttle in city traffic jams; driving gently can extend the lifespan of parts. Recently, after filling up with cheaper gas a few times, the engine sounded off, and it only smoothed out after switching back to 95-octane fuel. In such cases, it's best to promptly visit a 4S shop for a computer diagnostic to check for fault codes, as small issues can become more expensive to fix if left unattended.
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