2003 GMC Envoy "2002 engine controls" Questions

...2002 GMC Envoy and the cruise control not working now. Worked before Most times when this happens with Envoys and Trailblazers, your PCM or computer is storing a check engine code, which will disable ...

engine reduced power it losing power and when i use the cruise control it doesn't come on Reduced power can be a multitude of things. Find out what code is present by using a scanner. The cruise ...

engine idle to high. how do i turn it down 2002 envoy the idle is not adjustable on this vehicle, it's computer controlled.. sounds like a large vacume leak. open the hood and listen for a loud ...

...2002 gmc envoy all the gauges arent working i checked fuses under the hood they seemed fine. Any advice for these problems? Does it light up ? When you turn the key on do the warning lights come on ? ...

why does engine stall when fan/air condition turn on engine stalls when fan/ac is turned on The auto idle control module isn't working.

idle air control valve when the a/c or defrost is turned on the engine will run rough and sometimes die, idle air control valve? if so where would i find it? should be right on or very near the ...

...2002 Envoy 4.2L with new plugs and K&N air filter. No check engine light has come on. Any help would be appreciated! check to see if the vehicle has EGR valve most of them are either elecrtronic or ...

...2002 ) P0440: This indicates that a part of the EVAP control system is no longer fuctioning correctly. The EVAP system consists of many parts, including (but not limited to) the gas cap, fuel lines, ...

...2002 GMC ENVOY HAS AN IDOL AIR CONTROL SENSOR? There is no such thing as an "idle air control sensor". There is an idle air control valve (IAC), which controls idle speed by allowing more/less air ...

Reduced engine power and serice engine soon lights when wet weather When raining or when driving through a car wash. If I park for 30 - 60 minutes lights go out Water is getting in the wire connector ...