GM Service Manual Online
For 1990-2009 cars only
Makes 🢒 Chevrolet 🢒 2007 🢒 HHR 🢒 Brakes 🢒 Antilock Brake System 🢒 Antilock Brake System Schematics
Figure 1:

Power, Ground, and Wheel Speed Sensors
Object Number: 1769186 Size: FS
Master Electrical Component List
ABS Description and Operation
Control Module References
Data Link Communications
Underhood Fuse Block - RUN/CRANK Relay, I/P IGN, PRK/NEUT, HTD/SEAT/BKC/UP, ABS (10A), ECM TRANS, ABS (30A), EPS, BCM2, BCM3, FRT AUX PWR OUTLET, S-BAND Fuses
Underhood Fuse Block - ABS (20A), CNSTR VENT, PWR OUTLET, REAR POWER PLUG, REAR AUX PWR OUTLET and MIR Fuses, PWR SEATS Circuit Breaker
Center High Mounted Stop Lamp, B+
G111
Figure 2:

Data Link Communications
Object Number: 1769190 Size: FS
Master Electrical Component List
ABS Description and Operation
Control Module References
Power, Ground, and WSS
DLC Power, Ground, and Low Speed GMLAN
Antilock Brake System Schematic Icons
Antilock Brake System Schematic Icons
High Speed GMLAN