98 Jimmy 4.3 W engine valve train noise? after head Work.

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Posted to Technical Discussion Forum on 7/31/2002 4 Replies

Hi All

welcome to my latest nightmare!!!

Subject vehicle is a 4.3 l GMC jimmy .

Vehicle has had a stumbling problem for approx 6 months. Initial diagnosis after tuneup and transmission work at other garages show consistent low firing voltages on # 5 cyli... Login to read more.

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