GM Service Manual Online
For 1990-2009 cars only
Makes
🢒
Chevrolet
🢒
2000
🢒
Blazer - 4WD
🢒 Vehicle Interface Unit (VIU) (Gen 2 - Factory Installed)
Vehicle Interface Unit (VIU) (Gen 2 - Factory Installed)
Vehicle Interface Unit (VIU) (Gen 2 -- Factory Installed)
Cellular Communication Components
OnStar Circuit Description
OnStar® Controls, VIU (Gen 2 - Factory Installed)
Vehicle Communication Unit (VCU) and Floor Handset (Gen 1 - Dealer Installed)
INT BATT Fuse
INT BATT Fuse
TURN, SIR and GAUGES Fuses
Power, Ground, Transfer Case Shift Control Module and Vehicle Interface Unit (VIU)
Power
Power and Ground
Power and Ground (Chevy/GMC)
AUX PWR, RDO BATT and HDLP SW Fuses
G200, G201 and G207 (Envoy)
Handling ESD Sensitive Parts Notice
