In a 2004 GMC Envoy both the 4.2 liter six cylinder and the 5.3 liter V8 engines use a timing CHAIN
I have a 2003 Envoy. I get better gas mileage by using mobile 1 0w-40 oil. Use any oil approved to be a substitute for BMW longlife. I drive 32miles a day, 24 miles highway and 6 city. In bumper-to-bumper about 1/2 the time. I get 17mpg. When I drive straight highway I get 22.7-23mpg. I never get less than 20mpg on the highway.
feb 28 2008. had a gmc envoy xuv since march of 2004.with the maintence done when due,the SUV is solid.had service engin soon lite come on,this was gas cap related.IT MUST BE ON IF THE ENGIN IS ON OR IF THE IGNITIOIN IS ENGAGED. expect to ware out a set of tires in two years or 30,000 miles.
You will need to allow the seat belt to retract completely, and if this does not work there is a problem with the actuater and you will need to take it in for service.
Coolant temp sensors are usually located very close to the thermostat housing, so follow the upper radiator hose to the engine, it will attach to the thermostst housing and you will see the coolant sensor close by.
thermostat is located behind the alternator on the drivers side bottom hose 2 bolts and the thermostat and aluminum is one peace cost is around $50.00 at NAPA
Where is the computer located on a GMC Envoy?
The thermostat is located inside of the top radiator inlet. The inlet is behind the alternator, and the alternator will have to be removed.
Trouble code P0128 means:Coolant thermostat (coolant temp below thermostat regulating temp)
The thermostat housing is on the drivers side of the engine. It is where the bottom radiator hose connects to the engine.
Change oil pump 2003 Gmc Envoy
how many gallons of gass will a 2003 GMC Envoy hold
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ac delco spark plugs are type that originally came with 2003 GMC envoy
Where is the fuel filter located on a 2005 gmc envoy 4x4 4.2
Between the front grill and the radiator.
where is the oil filter located on an 2002 GMC Envoy