GMC Savana 1500 Problem Report

GMC Savana 1500 Check Engine Light Due to Engine Misfire

(7 reports)

The engine may develop a misfire due to worn valve seats. This fault will cause the Check Engine Light to illuminate. Our technicians tell us the misfire may or may not be felt while driving. They further recommend that both cylinder heads be removed and thoroughly inspected and repaired as necessary.

Related Items:
One or more fuel injectors may become stuck closed causing an engine misfire  and the Chec...
:key on=48psi then slowly drops to 43psi (takes 10 seconds). Engine on=54psi/idle, rev it up &...
Would like the estimate to include total costs of new engine and mechanic's labor charge.