GMC Yukon Denali Hybrid 2012 Owner's Manual

The 2012 GMC Yukon Denali Hybrid has a towing capacity of up to 6,000 pounds.
To improve fuel efficiency, ensure regular maintenance, keep tires properly inflated, use the hybrid mode efficiently, and avoid aggressive driving.
The recommended oil for the 2012 GMC Yukon Denali Hybrid is SAE 5W-30 full synthetic oil.
The hybrid battery should be inspected every 5 years or 100,000 miles, whichever comes first. Consult the owner’s manual for detailed maintenance schedules.
If your vehicle is making a strange noise, check for loose or damaged components, inspect the suspension system, and ensure the hybrid system is functioning properly. Consider consulting a professional mechanic if the problem persists.
Common issues include hybrid battery wear, transmission problems, and electrical malfunctions. Regular maintenance can help prevent these issues.
To reset the tire pressure monitoring system, inflate all tires to the recommended pressure, then follow the reset procedure in the owner's manual, which typically involves a sequence of ignition key cycles and brake pedal presses.
To replace the air filter, locate the air filter housing in the engine bay, unclip or unscrew the housing cover, remove the old filter, and insert a new one. Ensure the housing is securely closed afterwards.
The recommended tire pressure for the 2012 GMC Yukon Denali Hybrid is typically 35 PSI for both front and rear tires. Check the placard on the driver's side door jamb for exact specifications.
If the hybrid system warning light is on, check for any visible issues under the hood, ensure that all fluids are at the proper levels, and restart the vehicle. If the light persists, have the vehicle inspected by a certified GMC technician.