eng starts missing when you get it up to 30 mph and the service eng light starts flashing

Asked by Feb 28, 2016 at 03:15 PM about the 2002 Chevrolet Silverado 1500 LT Ext Cab SB 4WD

Question type: Maintenance & Repair

1 Answer

71,295

Should see if there are any codes, possible causes for a miss....Possible causes - Faulty spark plug (s) - Faulty ignition coil (s) - Clogged or faulty fuel injector (s) - Intake air leak - Fuel injectors harness is open or shorted - Fuel Injectors circuit poor electrical connection - Ignition coils harness is open or shorted - Ignition coils circuit poor electrical connection - Insufficient cylinders compression - Incorrect fuel pressure

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