Running ruff

Asked by GuruTZLM1 Jun 12, 2018 at 04:33 PM about the 1999 GMC Yukon SLT 4WD

Question type: Maintenance & Repair

Replace fuel pump and it is still running ruff

3 Answers

F_O_R answered 5 years ago

Running rough would not be caused by the fuel pump. How are the spark plugs? Is the check engine light on?

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GuruTZLM1 answered 5 years ago

Spark plugs was replaced. fuel pump was replace because it would not start now it is running ruff

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Your Answer:

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