ENGINE SPUTTERS AND STAMMERS WHEN ACCELERATING ...

1999 GMC Jimmy

Tiny

Anonymous

February, 7, 2013 AT 2:49 PM

Engine sputters and stammers when accelerating quickly from a stop. No codes or engine light is on
could it be the throttle body sensor?

2 Answers

Tiny

Jacobandnickolas

February, 7, 2013 AT 2:51 PM

Have you checked fuel pump pressure?

Tiny

hmac300

February, 7, 2013 AT 2:51 PM

Check fuel pressure shold be 60-66 psi if a 4.3L

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