acceleration

Asked by GuruCZK8Q Feb 05, 2019 at 05:26 AM about the 1993 GMC Sierra 1500 C1500 Extended Cab LB

Question type: Maintenance & Repair

flat spot in carburator after
shifting into 2nd gear

1 Answer
40,015

beatupchevy answered 5 years ago

it's a TBI unit not a carburetor , look for loose/broken vacuum lines ,check EGR function , spray some carb cleaner down the throttle . what do the plugs look like ?

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