GM Service Manual Online
For 1990-2009 cars only
Makes
🢒
Chevrolet
🢒
2003
🢒
Blazer - 2WD
🢒
Body and Accessories
🢒
Wiring Systems
🢒 Data Link Connector Schematics
Figure
1:
Power, Ground, and Transfer Case Shift Control Module
Master Electrical Component List
Data Link Communications Description and Operation
Class 2 Serial Data
B+ Bus Bar
INT BATT, PWR LKS, AMPF, CTSY LP and CIGAR LTR Fuses
G104 and G117
G104 and G117
G104 and G117
G104 and G117
G200, G201, G207, and G300- Pickup and Crew Cab
Figure
2:
Class 2 Serial Data
Master Electrical Component List
Data Link Communications Description and Operation
Power, Ground, and Transfer Case Shift Control Module
SIR Caution for Zoning