GM Service Manual Online
For 1990-2009 cars only
Makes 🢒 Pontiac 🢒 2000 🢒 Montana 🢒 Brakes 🢒 Antilock Brake System 🢒 SIR Schematics
Figure 1:

Power, Ground, DLC, and SIR Lamp
Object Number: 590642 Size: FS
SIR Components
SIR System Operation
Sensors, Pretensioners, and Side Air Bags
Handling ESD Sensitive Parts Notice
Handling ESD Sensitive Parts Notice
Handling ESD Sensitive Parts Notice
Handling ESD Sensitive Parts Notice
Handling ESD Sensitive Parts Notice
SIR Handling Caution
SIR Handling Caution
SIR Handling Caution
SIR Handling Caution
IGN, SIR, T/S/G, Cruise, and PCM/Pass Key 1 Cluster Fuses
Hardwire Indicators
DLC Schematic
Cell 14: G302
Figure 2:

Sensors, Pretensioners, and Side Air Bags
Object Number: 590588 Size: FS
SIR Components
SIR System Operation
Power, Ground, DLC, and SIR Lamp
Handling ESD Sensitive Parts Notice
SIR Handling Caution