My 1993 gmc safari van xt with a 4.3L auto v6 will crank but not idle and shuts right off unless i constantly tap the gas. But then it gets to a certain rpm and bogs down.

Matthew McKinzie
0

Asked by Matthew Jul 03, 2014 at 01:47 AM about the 1993 GMC Safari

Question type: Maintenance & Repair

I have already replaced the mass air flow sensor, the egr
vacum valve silinoid, fuel pump, and fuel filter. What else
could be the problem?

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