2012 GMC Yukon XL 1500 service and repair manual — a detailed, factory-style reference for maintenance, diagnostics, and repair. Use it to confirm correct procedures, specifications, and system coverage before you start work.
Designed for technicians and DIY owners, this manual helps you troubleshoot accurately, follow step-by-step repair procedures, and reference wiring diagrams and system sections quickly while you work.
What’s included
- Step-by-step repair procedures and service information
- Specifications and reference data (where provided)
- Wiring diagrams and electrical sections
- Powertrain, brakes, steering, suspension, HVAC and more
Trims covered
- SLE Sport Utility 4-Door
- Denali Sport Utility 4-Door
- SLT Sport Utility 4-Door
Engines covered
- 5.3L 5328CC 325Cu. In. V8 FLEX OHV Naturally Aspirated
- 6.2L 6162CC 376Cu. In. V8 FLEX OHV Naturally Aspirated
Index / Table of contents
- Body
- Brakes
- Chassis Electrical
- Driveline
- Engine Cooling
- Engine Electrical
- Engine Mechanical
- Engine Performance & Emission Controls
- Fuel System
- General Information & Identification
- Heating, Ventilation, & Air Conditioning
- Hybrid & Electric Vehicle Systems
- Steering
- Suspension
- Transmission, Clutch, & Transfer Case
- Wiring Diagrams
This preliminary information communicates information about how to determine if a wheel and tires size change is available.
This Preliminary information communicates the steps on how to save a GDS2 Session Log and upload to a Technical Assistance Case in CX Connect.
This preliminary information advises a dealer on how to email GDS2 session logs into Technical Assistance.
This preliminary information advises a dealer on how to email GDS2 session logs into Technical Assistance.
This service bulletin provides information on Tire Sidewall Irregularities.
This service bulletin provides information on replacing the intake manifold when the engine is replaced after severe internal engine damage.
This Preliminary Information communication provides information to the technician about vehicles that have had multiple repair attempts that are being performed on customers vehicles that exhibit vibration conditions without utilizing the s
The service bulletin advises the tech of a normal transmission shift condition and the delay in throttle response when the throttle plate is opened rapidly and advises the customer that it is normal for the delay.
Showing the 8 most recent of 360 technical service bulletins on file with NHTSA.
TL* THE CONTACT OWNS A 2012 GMC YUKON XL 1500. THE CONTACT STATED THAT THE LIFTGATE FAILED TO CLOSE UPON PRESSING THE LIFTGATE BUTTON. THE CONTACT WOULD HAVE TO CLOSE THE LIFTGATE MANUALLY. ADDITIONAL
CRACKED DASHBOARD ABOVE INSTRUMENT CLUSTER AND AT PASSENGER AIRBAG LOCATION. I DO NOT KNOW IF THE VEHICLE WAS IN MOTION OR STATIONARY WHEN IT HAPPENED. I NOTICED IT WHILE VEHICLE WAS STATIONARY.
DURING INCLEMENT WEATHER (SNOW AND RAIN) WHEN WINDSHIELD WIPERS WERE NECESSARY FOR VISIBILITY, THE WIPERS WOULD EITHER MOVE VERY SLOWLY OR INTERMITTENTLY AND STOP IN THE MIDDLE OF THE WINDSHIELD DESPI
CRACKED DASH BOARD. APPEARED SUDDENLY. CAR WAS NOT IN MOTION AND PARKED WHEN CRACK WAS DISCOVERED. IT'S A 2012 YUKON XL SO NOT AN OLDER MODEL.
CRACKED DASH BOARD. APPEARED SUDDENLY. CAR WAS NOT IN MOTION AND PARKED WHEN CRACK WAS DISCOVERED. IT'S A 2012 YUKON XL SO NOT AN OLDER MODEL.
Showing the 5 most serious of 6 complaints filed with NHTSA.
