2008 Chevrolet Trailblazer 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.
Built for technicians and DIY owners, this manual helps you troubleshoot accurately, follow step-by-step repair procedures, and use wiring diagrams and system sections to diagnose problems faster.
What’s included
- Step-by-step repair procedures and service information
- Specifications and reference data (where provided)
- Electrical coverage with wiring diagrams
- Coverage across key systems: engine, transmission, brakes, steering, suspension, HVAC, and more
Trims covered
- SS Sport Utility 4-Door
- Base Sport Utility 4-Door
- LT Sport Utility 4-Door
Engines covered
- 6.0L 5967CC 364Cu. In. V8 GAS OHV Naturally Aspirated
- 4.2L 256Cu. In. l6 GAS DOHC Naturally Aspirated
- 5.3L 5328CC 325Cu. 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
New Vehicle Monitoring Programs Section in IVH
This Preliminary Information communication provides information to the technician about vehicles that have an intermittent no crank, no start, or start stall concern with the security light coming on. Technician may find Diagnostic Trouble
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 Preliminary Information communication provides information to the technician about vehicles that have an unusual noise and is difficult to identify, isolate or pinpoint. Technician should get record a sound clip or take a video of the
This Preliminary Information communication provides information to the technician about the use of J-35616-64B terminal test probe, replacement terminals, and terminated leads. The J-35616-64B is the latest test probe released for checking
Showing the 8 most recent of 312 technical service bulletins on file with NHTSA.
TL* THE CONTACT OWNED A 2008 CHEVROLET TRAILBLAZER. THE CONTACT STATED THAT HE CRASHED AND REAR ENDED INTO ANOTHER VEHICLE STOPPED AT A STOP LIGHT AT 53 MPH. THE CONTACT STATED THA
TL* THE CONTACT OWNED A 2008 CHEVROLET TRAILBLAZER. THE CONTACT STATED THAT HE CRASHED AND REAR ENDED INTO ANOTHER VEHICLE STOPPED AT A STOP LIGHT AT 53 MPH. THE CONTACT STATED THA
THE VEHICLE LOST CONTROL ON BLACK ICE, THE STEERING WHEEL AND BRAKES LOCKED UP AND THE TRAILBLAZER HIT A TREE.THE AIRBAG NEVER DEPLOYED. THE VEHICLE'S FRAME WAS BENT. THE SUV WAS
TL* THE CONTACT OWNS A 2008 CHEVROLET TRAILBLAZER. THE CONTACT STATED THAT WHILE DRIVING 65 MPH, THE BRAKES FAILED TO RESPOND AND THE CONTACT CRASHED INTO ANOTHER VEHICLE. A POLIC
Showing the 4 most serious of 263 complaints filed with NHTSA.
