Home » GMC » Troubleshooting » 2002 GMC Envoy

2002 GMC Envoy Support Question

Find answers below for this question about 2002 GMC Envoy.
Need a 2002 GMC Envoy manual? We have 1 online manual for this item!

GMC Overview Questions Manuals Reviews Videos Research

Question posted by kabrown on July 16th, 2012

2002 Envoy Overheats Under Load Changed The Thermostat,sensor,fan Clutch. No Hel

The person who posted this question about this GMC automobile did not include a detailed explanation. Please use the "Request More Information" button to the right if more details would help you to answer this question.

I Know the Answer!

I have the same question
Request More Information

Current Answers

Answer #1: Posted by roadrunnertim on July 16th, 2012 11:22 PM

This answer was accepted by the poster of the original question.

roadrunnertim

Member since:
May 9th, 2012

Points: 1,071,190

1,090
points

Did you flush the cooling system when you did the thermostat? If you didn't, flush it out. If you did, then my guess would be a bad water pump or the serpentine belt that drives it is slipping.

Related Manual Pages

Owner's Manual - Page 3

Owner's Manual - Page 5

... Road and Your Vehicle Defensive Driving Drunken Driving Control of a Vehicle Braking Steering Driving Tips for Various Road Conditions Off-Road Driving Recreational Vehicle Towing Loading Your Vehicle Towing a Trailer Problems on the Road Section 5 Hazard Warning Flashers Jump Starting Towing Your Vehicle Engine Overheating...

Owner's Manual - Page 8

...en français chez votre concessionaire ou au: Helm, Incorporated P.O. We reserve the right to make changes after that time without further notice. If you sell the vehicle, please leave this manual in this manual ...GENERAL MOTORS, GM, the GM Emblem, GMC, the GMC Emblem and the name ENVOY are registered trademarks of Canada Limited" for GMC whenever it appears in it so the new owner can use ...

Owner's Manual - Page 94

... driving. DRIVE (D) should use THIRD (3) when towing a trailer, carrying a heavy load, driving on steep hills or winding roads or for starting the vehicle from a stop... gear until the vehicle is also used when towing a trailer, carrying a heavy load, driving on a hill. 2-25 You could overheat and damage the transmission. D Going about halfway down steep mountain roads, but lower...

Owner's Manual - Page 116

... The ignition is on, D the exterior lamps knob is in automatic headlamp mode, D the light sensor detects daytime light, and D the transmission is off your headlamps come on at reduced brightness when the...will make it begins to the regular headlamps. You may be affected when the light sensor sees a change in lighting lasting longer than the delay. The DRL system will only be able ...

Owner's Manual - Page 176

... 2) located on the driver's side, independent of the climate control panel regulates the fan speed. The personal choice settings recalled are automatically saved for the driver and passengers. When...You can select different comfort control settings for that driver. The settings can also be changed by the transmitter used to use the comfort controls. With this section. Slide the ...

Owner's Manual - Page 179

... show the EXT temperature and the selected manual setting. If it's hot outside, the air inlet will change to help quickly cool down arrows on the fan switch, the display will change to the EXT (external) temperature outside temperature is selected, the air conditioning operation and air inlet will show the passenger's set...

Owner's Manual - Page 180

...This sensor regulates air temperature based on sun load, and...sensor will be the temperature that was displayed before the vehicle was turned off . The displayed temperature is available. Pushing the fan switch will continue to a selected speed. In this case, the temperature first displayed will override this button to heat or cool any faster. OFF: Press this delay and change the fan...

Owner's Manual - Page 184

... seat area. If your vehicle has the rear seat audio system the lower buttons are used to change the direction of airflow (upper, bi-level or floor) to adjust the rear seat comfort controls...front passenger's temperature setting. To turn the rear comfort controls on it regulates the fan speed. Use the mode knob to change the direction of airflow (upper, bi-level or floor) to turn the rear ...

Owner's Manual - Page 195

...to the dealership for service. (Err): If you want, then hold the control for two seconds. To change what is normally shown on the display (track or elapsed time), press the control until you see how ... must return to see the display you 're driving on a very rough road or if it could be loaded with either the ignition or radio off if this button to play . CD AUX: With a CD in ...

Owner's Manual - Page 206

... the display you want, then hold it for less than two seconds to advance at six times the normal playing speed. To change what is pressed first. CDs may be loaded with either of the next track. The display will remain safely inside the radio for two seconds. RDM OFF will appear...

Owner's Manual - Page 217

... The recorded tracks will begin to confirm that you to be deleted. 3-43 S-LIST will appear on and load it off. 3. TUNE RCL P-TYPE: Press this button to save more than 20 selections, S-LIST FULL ...pressed a beep will be heard and S-LIST will begin to see that they were saved. To change what is present, press SONG LIST to see how long the current track has been playing. Turn ...

Owner's Manual - Page 271

...label on both sides of your vehicle. 4-47 If you should spread it can change the way your load equally on your truck or consult your vehicle any heavier than the GVWR, or ... axle. Be sure to spread out your vehicle handles. Similar appearing vehicles may have a heavy load, you do have different GVWRs and payloads. CAUTION: The Certification/Tire label is called Gross Axle...

Owner's Manual - Page 272

... weight ratings. Using heavier suspension components to get added durability might not change your vehicle -- There's also important loading information for Off-Road Driving" in the Index. like suitcases, inside ...child restraint in this manual. D Don't leave a seat folded down unless you load your vehicle. NOTICE: Your warranty does not cover parts or components that some of ...

Owner's Manual - Page 273

.... Indicator Light The indicator light on the amount of overload. If the system overheats, all leveling function stops until the rear axle load is turned on the air inflator system will not function normally with the ignition on...it is equipped with overload protection. The system includes a compressor, two height sensors and two air springs supporting the rear axle.

Owner's Manual - Page 275

..., don't drive over 50 mph (80 km/h) and don't make starts at the heavier loads. This helps your vehicle wear in this part. Operating your vehicle in this information can ask... this part, and see your new vehicle is driven. You can be used properly. Trailering means changes in costly repairs not covered by itself. A good source for important information about sway controls. (...

Owner's Manual - Page 280

...that the lamps and any speed. Acquaint yourself with the feel of handling and braking with the fan on any trailer brakes are working . 4-56 Before setting out for leaks, and make necessary repairs...now a good deal longer and not nearly as responsive as your vehicle is secure, and that the load is by hand to be sure the brakes are still working . See "Engine Exhaust" in the ...

Owner's Manual - Page 282

...wrong, your parking brake, and then shift into the curb. 2. Have someone place chocks under heavy loads or hilly conditions. Then apply your rig could start down , you start to THIRD (3) or a... than at high altitude on steep uphill grades, your brakes so much that they would get the overheat warning, see "Engine Overheating" in PARK (P) for a few minutes before you might have to ...

Owner's Manual - Page 285

Section 5 Problems on the Road Here you'll find what to do about some problems that can occur on the road. 5-2 5-2 5-3 5-8 5-8 Hazard Warning Flashers Other Warning Devices Jump Starting Towing Your Vehicle Engine Overheating 5-10 5-17 5-17 5-18 5-31 Cooling System Engine Fan Noise If a Tire Goes Flat Changing a Flat Tire If You're Stuck: In Sand, Mud, Ice or Snow 5- 5-1

Owner's Manual - Page 301

... a curve, acts much more air to change a flat tire safely. 5-17 well off the accelerator pedal and grip the steering wheel firmly. It will go . Take your tires properly. Under heavy vehicle loading, trailer towing, and/or high outside temperatures, the fan speed increases when the clutch engages. The fan will create a drag that pulls...