2004 GMC Envoy Repair and Maintenance
A guide to problems, costs, maintenance and repair for your 2004 GMC Envoy
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2004 GMC Envoy Problemsengine shuts down with defrost or A/C on
i had this problem for a while( my personal vehicle). The truck would go into reduce engine power mode at first. Turn the engine off and restarts with no prblem. I ignored it just didn't use defrost or A/C. Than as time went on(months)it got cold here in Philly and i needed my defrost.This time the truck shut off. turned off defrost and it started right up and ran normal. i looked for vacuum leaks. not many hoses to check. finally found advic...
The power door locks may stop working in one or more doors due to a failed actuator. Replacement of the failed actuator should correct this concern.
On vehicles equipped with rear air springs, the air compressor may fail causing the rear suspension to sit low.
2004 GMC Envoy QuestionsBlower motor won't shut off and bogs down at idle when A\C is on (1 answer)
I changed my water pump 4 days ago and my girlfriend drove about 400 miles yesterday now the blower motor won't shut off even when the keys are out of ignition and when idling if A\C is on it acts like it going to die bogs down real bad
slight noise going around a curve
2004 GMC Envoy RecallsTurn Signals May Operate Like Hazard Flashers
The turn signals may operate like hazard flashers when intending to signal for a turn. The driver may not be able to clearly signal their intentions, increasing the risk of a crash. Dealers will replace the suspect flasher modules with a new flasher designed with sealed relays for better durability. The recall began August 4, 2005. The GM recall number is 05044.