GM Service Manual Online
For 1990-2009 cars only
Figure 1:

Cell 43: Power, Ground and DLC


Object Number: 430764  Size: FS
Suspension Controls Components
RTD Electronic Suspension Control Module Description
Cell 43: Suspension Control Switch Input
Class 2 Serial Data Cell 50
Class 2 Serial Data Cell 50
Handling ESD Sensitive Parts Notice
Handling ESD Sensitive Parts Notice
Cell 44: Power and Ground
Cell 10: U/H Fuses 1, 15, 5, Relay 37
Figure 2:

Cell 43: Suspension Control Switch Input


Object Number: 430767  Size: FS
Suspension Controls Components
RTD Electronic Suspension Ride Control Switch Description
Cell 43: Sensor Input
Cell 43: Power, Ground and DLC
Handling ESD Sensitive Parts Notice
Handling ESD Sensitive Parts Notice
Figure 3:

Cell 43: Sensor Input


Object Number: 430769  Size: FS
Suspension Controls Components
RTD Electronic Suspension Position Sensors Description
Cell 43: Solenoid Control System
Cell 43: Suspension Control Switch Input
Handling ESD Sensitive Parts Notice
Figure 4:

Cell 43: Solenoid Control System


Object Number: 430771  Size: FS
Suspension Controls Components
Real Time Damping Shock Absorber or Strut Description
Cell 43: Sensor Input
Handling ESD Sensitive Parts Notice