tia
Roy
They gave my mother the same runaround on her Monte Carlo. They finally caved and did a head job on the car. All is well now. Interestingly enough, when I asked for official documentation from GM saying it was acceptable (which we all know is hogwash), they showed me Caddy paperwork.
According to the GM bulletins, that is not acceptable. But frankly, it's fairly normal on these engines. If you push them, there is a "ring cleaning" procedure that we do for this problem, but so far, it doesn't seem to do much. In later years, we eventually end up doing a ring job on the vehicle with a different design
2nd ring. This seems to work.Try a couple of things. Stick it in second gear and then accelerate from about 30 mph up to 70mph (or as high as you can go in
2nd gear0, then release the throttle and let it slow back down toIan
Do you have any of the GM Bulletins or the date, number and title of the bulletins?
Roy
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