if jolt means engine stumbles or misses when power is needed or shakes at idle usually its a bad ignition coil each cylinder has a coil on top of each cylinder.check for codes and look for a misfire code also replace all spark plugs as worn plugs tend to burn out coils because they have to work harder to work harder to jump worn spark plug gaps
gmc serra engine power reduce,can't drive no power
No such thing.
To reset the service engine soon light on a 2004 GMC Envoy you can remove the ECU fuse. ECU stands for electronic control unit.
GMC Envoy was created in 2002.
take to your local dealer for diag.
it is located to the front of the engine on the drivers side..
My car when slow stop engine
The oil type for a 2004 GMC Envoy is 5W-30 weight oil. The oil capacity is seven quarts for an L6 engine and six quarts for a V8 engine.
Where is the computer located on a GMC Envoy?
With an OBD2 scan tool.
Yes
GMC stopped production in 09. wikipedia.org search: GMC Envoy