GM Service Manual Online
For 1990-2009 cars only
Makes
🢒
Pontiac
🢒
2003
🢒
Vibe - FWD
🢒
HVAC
🢒
HVAC Systems - Manual
🢒 HVAC Schematics
Figure
1:
Blower Control
Master Electrical Component List
Air Delivery Description and Operation
A/C Compressor Control
WASH, RR WIP, WIPER, ECU-IG, GAUGE, HEATER, and DEF Fuses
S221
SP200 and G200
Heater Relay, Right Instrument Panel Junction Block
SP201 and G201
SP201 and G201
IP Lamp Dimmer
Figure
2:
A/C Compressor Control
Master Electrical Component List
Air Temperature Description and Operation
Cooling Fan
Blower Control
WASH, RR WIP, WIPER, ECU-IG, GAUGE, HEATER, and DEF Fuses
Heater Relay, Right Instrument Panel Junction Block
Right Instrument Panel Junction Block
SP201 and G201
IP Lamp Dimmer
Figure
3:
Cooling Fan Control
Master Electrical Component List
Air Temperature Description and Operation
A/C Compressor Control
WASH, RR WIP, WIPER, ECU-IG, GAUGE, HEATER, and DEF Fuses
ALT, ABS-2, RDI, ABS-1 and FR FOG Fuses
G100, G101, G102 and G103
S103 and G103