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

Instrument Panel, LH (RH Similar)


Object Number: 357144  Size: LF
(1)Headlamp Switch Connector
(2)Fog Lamp Switch Connector
(3)Headlamp Switch
(4)Door Jamb Switch, LH Front
(5)IP Fuse Block
(6)S204
(7)C217
(8)Courtesy Lamp, LH Console
(9)Body Relay Block
(10)S223
(11)IP Speaker, LH
Figure 2:

Instrument Panel Details, RH


Object Number: 357162  Size: MF
(1)Heater Controls
(2)C200
(3)C203
(4)Instrument Panel (IP)
(5)Body Control Module (BCM)
(6)Body Control Module (BCM), Connector C1
(7)Body Control Module (BCM), Connector C2
(8)Body Control Module (BCM), Connector C3
Figure 3:

Body Control Module Details


Object Number: 384271  Size: LF
(1)HVAC Assembly
(1)HVAC Assembly
(2)Body Control Module
Figure 4:

Rear Door Wiring Harness (RH Shown, LH Opposite)-Door Jamb Switch


Object Number: 357306  Size: LF
(1)Side Door Jamb Switch, RH Rear (LH Opposite)
(2)Door
Figure 5:

Body Relay Block Internal Location


Object Number: 238121  Size: LF
(1)Liftglass Relay
(2)Courtesy Lamp Relay
(3)Retained Accessory Power Relay
(4)Power Seats Circuit Breaker
(5)Power Window Circuit Breaker
(6)Inadvertent Power Relay
(7)Door Lock Relay
(8)Park Lamp Relay
(9)Driver Door Unlock Relay
(10)Door Unlock Relay
Figure 6:

Instrument Panel Fuse Block (Label)


Object Number: 453780  Size: MF
Figure 7:

Underhood Bussed Electrical Center (UBEC) Label (Except Envoy)


Object Number: 389615  Size: MF
Figure 8:

Underhood Bussed Electrical Center (UBEC) Label (Envoy Only)


Object Number: 493686  Size: MF
Figure 9:

HORN Relay


Object Number: 239826  Size: LF
Figure 10:

FOG LP Relay


Object Number: 239828  Size: LF
Figure 11:

HDLP PWR Relay


Object Number: 239824  Size: LF
Figure 12:

HDLP GND Relay


Object Number: 239829  Size: LF
Figure 13:

DRL Relay


Object Number: 239830  Size: LF
Figure 14:

DRL Diode


Object Number: 239821  Size: LF