Diagnosis of problem

Asked by Jun 26, 2015 at 10:35 AM about the 1993 Chevrolet Caprice Base

Question type: Maintenance & Repair

The fuel injectors aren't spraying their
running a thick stream of gas.When idling
black smoke comes put the exhaust in
repetition. Already change fuel filters,
pump, and injectors.

2 Answers

90,935

Could be an injector driver problem, have you checked the codes? Cleaned and tightened all of the sensor grounds?

18,230

Could be the fuel pressure regulator

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