GMC Savana 2500 Problem Report
GMC Savana 2500 Check Engine Light and Misfire Due to One or More Stuck Closed Fuel Injectors
One or more fuel injectors may become stuck closed causing an engine misfire and the Check Engine Light to illuminate. Our technicians tell us that this problem can be caused by some fuel additives. There are special procedures which may be able to restore the affected injector. If this fails the affected injector must be replaced.
Same as the others. Haven't found the solution yet. - Visitor
The engine may develop a misfire due to worn valve seats. This fault will cause the Check Engin...
It has a brand new fuel pump and filter. It has oil pressure but it wont fire up on its own. If...
One or both secondary air injection check valves may become restricted causing poor air flow re...
The fuel pump may fail causing the engine to stall and not restart.
A loose or worn gas cap could be cause the Check Engine Light to illuminate.