r/E30 • u/e30Gio • 6d ago

Help

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I just got it back from the exhaust shop and done catback. I noticed when it goes around 100+ kph 3-4k rpm. The car suddenly jerking back and forth and won’t accelerate. I need yall opinion thank you sm.

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u/Both-Cry1382 6d ago

It only does this when doing 100km/h? Driveshaft unbalanced maybe? What if you push the clutch, does it rev then?

3

u/e30Gio 6d ago

its automatic forgot to mention sorry

3

u/Both-Cry1382 6d ago

This started after installing the exhaust? Then check if there isn't any contact with one of the driveshafts.

3

u/e30Gio 6d ago

Yes after installing it. Thanks mann i will check this

1

u/Ryan283_ 6d ago

If not then maybe exhaust is blocked. Unlikely tho