2006 GMC Yukon XL 2500 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
- SLT Sport Utility 4-Door
Engines covered
- 6.0L 5967CC 364Cu. In. V8 GAS OHV Naturally Aspirated
- 8.1L 496Cu. In. V8 GAS 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 PI communicates the requirement to provide a pico file to receive diagnostic assistance from TAC.
This Preliminary Information communication provides information to the technician about the use of J-35616-64B and Mini 50 terminal test probe, replacement terminals, and terminated leads.
This Preliminary Information communication provides information to the technician about the use of J-35616-64B and Mini 50 terminal test probe, replacement terminals, and terminated leads.
This Preliminary Information communication provides information to the technician about the use of J-35616-64B and Mini 50 terminal test probe, replacement terminals, and terminated leads.
This service bulletin provides information for dealers/technicians on OnStar Module 2G Sunset Information.
This service bulletin explains how to measure for oil consumption and possible reasons for loss of oil.
This service bulletin explains how to measure for oil consumption and possible reasons for loss of oil.
This service bulletin provides information for dealers/technicians on When and How to Submit a Field Product Report (FPR) (U.S. and Canada Dealers Only).
Showing the 8 most recent of 146 technical service bulletins on file with NHTSA.
ON APRIL 2 2015 I EXPERIENCED "REDUCED ENGINE POWER" WHILE TAKING MY DAUGHTER TO URGENT CARE. THE VEHICLE HAS HAD OVER $2000 WORK WITH MANY DIFFERENT REPAIRMEN INVOLVED. GM ADVISED THEY WERE SORRY BUT
ON APRIL 2 2015 I EXPERIENCED "REDUCED ENGINE POWER" WHILE TAKING MY DAUGHTER TO URGENT CARE. THE VEHICLE HAS HAD OVER $2000 WORK WITH MANY DIFFERENT REPAIRMEN INVOLVED. GM ADVISED THEY WERE SORRY BUT
I KNOW THE INVESTIGATION IS CLOSED ON RUSTED BRAKE LINES BUT ID LIKE FOR IT TO BE REOPEN. I AM NOT SURE WHY THE NHTSA IS NOT FINDING GMC LIABLE FOR THIS NEGLIGENCE. BRAKE LINES RUST FROM TIME TO TIME.
