Questions & Answers for: envoy losing power

losing power when the a/c is running I just replaced my battery, and now when i have the a/c on, its wanting to lose power. I have a 2004 Envoy Hi Deettec your problem seems very easy :) hope this one

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Question about 2003 Envoy

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ENVOY LOSES POWER AT HIGH SPEED AFTER DRIVING CAR FOR MORE THAN 10 MILES ENVOY LOSES POWER AND DROPS DOWN TO 20 TO 30 MPH. AFTER LETTING IT IDLE a few minutes,it acts as if nothing happened. there are

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...why do i lose power to the radio when I start my envoy That's normal, when you start the engine, every thing will go off till engine start's, need all the power from battery for start to work

...envoy loses power with a/c on {: ) I presume that your a/c compressor is not seized in any degree, for you can hear squeaking noise from belt when a/c on. I suggest you check the throtlle body for ...

...Envoy loses power. I may get 10 feet or 10 miles, but then the Reduced Engine Power light comes on and it's no joke. Lucky to get to 30 mph. Turn the ignition off and back on and I can get another 10 ...

...Envoy wondering if anyone could help me out here, when I turn on the AC the car shakes and feels like it loses power and the car shuts off automatically. But that's not all even if I turn it on ...

...Envoy (v8) loses power and key won't come out of ignition. Sometimes works fine though. Won't rev above 2k and when this happens I can't get the key out, feels sluggish and doesn't ...

power outlets for 2004 gmc envoy xl intermittently work when we plug our chargers into any of the power outlets they work for a bit and then lose power and then power right back up.. it will do this ...

...envoy loses power and stalls out Engine light is on, brought it to an auto body shop, they cleaned the throttle body and replaced the battery. It was fine for a few days and then started stalling ...

envoy to lose power and bog down when accelerating, other than fuel system? Transmission possibly. a friend had one with bad solenoids and caused similar problems. Throttle sensors may also cause this

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