GM Service Manual Online
For 1990-2009 cars only
Makes
🢒
Pontiac
🢒
2003
🢒
Montana
🢒
Body and Accessories
🢒
Body Control System
🢒 Instrument Cluster Schematics
Figure
1:
Power, Ground, Class 2 Line and Gages
Master Electrical Component List
Instrument Cluster Description and Operation
Hardwire Indicators
BATT Main 1 and Fuse Block - I/P Fuses
IGN Main 1, SDM, T/SIG, CRUISE and PCM PASS KEY/CLUSTER Fuses
IGN Main 1, SDM, T/SIG, CRUISE and PCM PASS KEY/CLUSTER Fuses
IGN Main 1, SDM, T/SIG, CRUISE and PCM PASS KEY/CLUSTER Fuses
IGN Main 2, BCM PRGRM, RR WPR/WSHR, MALL/CLUSTER and FRT/WPR/WSHR Fuses
IGN Main 2, BCM PRGRM, RR WPR/WSHR, MALL/CLUSTER and FRT/WPR/WSHR Fuses
G200, Page 1 of 3
Retained Accessory Power (RAP)
Interior Lights On Request and Horn Control
Data Link Connector (DLC)
Rear Object Sensor Control Module, Power and Ground
Figure
2:
Hardwire Indicators
Master Electrical Component List
Instrument Cluster Description and Operation
Class 2 Telltales
Power, Ground, Class 2 Data Line and Gages
IPC DOOR AJAR Telltale
IP REAR HATCH AJAR Telltale
Figure
3:
Class 2 Telltales
Master Electrical Component List
Instrument Cluster Description and Operation
Sensors and Switches
Hardwire Indicators
Tail Lamps, Side Markers and Park/Turn Lamps
Headlamps
Tail Lamps, Side Markers and Park/Turn Lamps
Heater-AC Control Switches and Instrument Panel Cluster
G200, Page 1 of 3
Seat Belts
Brake Warning System
Brake Warning System
Module Power, Ground, Serial Data, and MIL
Hazard Lamp/Turn Signal Flasher and Turn Signal Switch
Rear Fog Lights, Page 1 of 2
Fog Lights
Figure
4:
Sensors and Switches
Master Electrical Component List
Instrument Cluster Description and Operation
Class 2 Telltales
Fuel Controls - Fuel Pump Controls
G101, G111, and G113
Daytime Running Lamp Control Module