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The GMC Envoy is full-size SUV from GMC marque of General Motors. It was a high-end version of GMC Jimmy and was replaced by GMC Acadia and GMC Terrain. The first generation GMC Envoy was equipped with a four wheel ABS braking system as well as standard front driver and passenger airbags. It received a four star rating for both the driver and passenger in the frontal crash test from the National Highway Traffic Safety Administration. The Envoy (along with the Chevrolet TrailBlazer-Saab 9-7X-Buick Rainier-Isuzu Ascender) were phased out during the 2009 model year.
GMC Envoy FAQ's
How do I change the brake pads on a GMC Envoy?
To change the brake pads on a GMC Envoy, lift the vehicle and remove the wheel. Locate the brake caliper, remove the bolts holding it in place, and pull it off. Remove the old brake pads and replace them with new ones. Reinstall the caliper, tighten the bolts, and replace the wheel.
How do I change the engine oil in a GMC Envoy?
To change the engine oil in a GMC Envoy, warm up the engine and turn it off. Locate the oil drain plug under the vehicle and remove it. Drain the old oil into a pan and replace the drain plug. Remove the old oil filter and replace it with a new one. Add the recommended amount of new oil and check the level.
How do I check the transmission fluid level in a GMC Envoy?
To check the transmission fluid level in a GMC Envoy, the engine must be running and the transmission must be in neutral or park. Pull out the dipstick, wipe it clean, and reinsert it. Pull it out again and check the level. If it is low, add the recommended transmission fluid until it reaches the appropriate level.
How do I diagnose and fix a rough idle in a GMC Envoy?
To diagnose and fix a rough idle in a GMC Envoy, start by checking the air filter, spark plugs, and fuel system for any issues. Use a scan tool to check for any trouble codes and sensor data. Clean the throttle body and idle air control valve if necessary. Consult the diagnostic flowchart in the repair manual and follow the recommended procedure.
How do I replace the air filter in a GMC Envoy?
To replace the air filter in a GMC Envoy, locate the air filter housing under the hood. Unclip the latches or screws holding the housing cover in place, and remove it. Take out the old air filter and clean the housing if necessary. Insert the new air filter, replace the cover, and secure it with the latches or screws.
How do I replace the battery in a GMC Envoy?
To replace the battery in a GMC Envoy, turn off the engine and remove the negative cable first, then the positive cable. Remove the battery hold-down clamp and take out the old battery. Clean the battery tray, if necessary, and install the new battery. Reinstall the hold-down clamp and connect the positive cable first, then the negative cable.
How do I replace the fuel filter in a GMC Envoy?
To replace the fuel filter in a GMC Envoy, locate the filter under the vehicle near the fuel tank. Use a wrench to disconnect the fuel lines from the filter. Remove the mounting bracket and take out the old filter. Install the new filter, reconnect the fuel lines, and tighten the connections. Start the engine and check for any leaks.
How do I replace the headlights on a GMC Envoy?
To replace the headlights on a GMC Envoy, locate the headlight assembly under the hood. Disconnect the wiring harness from the back of the assembly. Remove any screws or clips holding the assembly in place and pull it out. Replace the old bulb with a new one and reinstall the assembly. Reconnect the wiring harness.
How do I replace the serpentine belt on a GMC Envoy?
To replace the serpentine belt on a GMC Envoy, locate the belt routing diagram under the hood. Use a wrench to release the tensioner and remove the old belt. Install the new belt following the same routing as the diagram, and release the tensioner to tighten the belt. Check the belt tension and alignment.
How do I replace the windshield wipers on a GMC Envoy?
To replace the windshield wipers on a GMC Envoy, lift the wiper arm away from the windshield and press the release tab on the wiper blade. Slide the blade off the arm and install the new blade. Make sure it clicks into place and is securely attached to the arm. Repeat for the other wiper blade.
How do I troubleshoot the electrical system in a GMC Envoy?
To troubleshoot the electrical system in a GMC Envoy, start by checking the battery and alternator for proper operation and connection. Check the fuses and relays for any signs of damage or wear. Use a multimeter to test the voltage and continuity of the circuits. Consult the wiring diagram and follow the diagnostic procedure in the repair manual.
How often should I replace the spark plugs in a GMC Envoy?
The spark plugs in a GMC Envoy should be replaced every 100,000 miles or as recommended in the owner's manual. Worn or dirty spark plugs can cause poor engine performance, misfires, and reduced fuel economy. It is important to use the recommended spark plugs and follow the proper installation procedure.
What is the recommended oil type for a GMC Envoy?
The recommended oil type for a GMC Envoy is 5W-30. It is advised to use a high-quality synthetic blend or full synthetic oil for better engine performance and protection. It is important to check the oil level regularly and change the oil and oil filter every 5,000 miles or as recommended in the owner's manual.
What is the recommended tire pressure for a GMC Envoy?
The recommended tire pressure for a GMC Envoy is 32 PSI for all four tires. It is important to check the tire pressure regularly and adjust it as necessary to ensure proper handling, fuel efficiency, and tire wear. The recommended tire size and pressure can be found on the label inside the driver's door jamb.
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