Mechanics

MY CHEVY WITH THROTTLE BODY INJECTION WHEN FIRST STARTED IN MORNING DOES NOT IDLE HIGH (RACE) AND HESITATES WHEN ACCELERATING, BUT WHEN WARM RIDES FINE

1991 Chevrolet Suburban • 11,600 miles

Hesitates, however when warm rides fine
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Lubrication811
April 29, 2012.



Check the throttle body gasket for a vacuum leak. Common failure.

Roy

ASEMaster6371
Apr 29, 2012.


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