GM Service Manual Online
For 1990-2009 cars only
Makes
🢒
Chevrolet
🢒
2008
🢒
TrailBlazer - 4WD
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Power and Signal Distribution
🢒 Data Communications
Power and Signal Distribution
All Description and Operation
Body Control System Description and Operation
Data Link Communications Description and Operation
Diagnostic Procedures
Data Link References
Diagnostic Starting Point - Data Communications
Scan Tool Does Not Communicate with Class 2 Device
Scan Tool Does Not Communicate with High Speed GMLAN Device
Scan Tool Does Not Power Up
Symptoms - Data Communications
Diagnostic Trouble Codes
DTC B1000
DTC B1004
DTC B1007
DTC B1009
DTC U0001
DTC U0073
DTC U0100-U0299
DTC U1000 and U1255
DTC U1001-U1254
DTC U1300, U1301, or U1305
DTC U1500
DTC U2100
DTC U2105-U2199
Electrical/Electronic Schematic Diagrams
Body Control System Schematics
Data Communication Schematics
Removal, Installation, and Replacement
Body Control Module Body Wiring Harness Extension Harness Replacement
Body Control Module Replacement
Liftgate Control Module Replacement