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Trailer Lighting (U4G)

Fig 1: Trailer Lighting Connector/Provision Schematic (U4G)
GM3412867Courtesy of GENERAL MOTORS COMPANY
Callout Component Name
5486 Run Relay Coil Control
5486_BN/VT 5486 BN/VT
CAV_9 9
CONN_X3 X3
CAV_14 14
CONN_X5 X5
5060 Low Speed GMLAN Serial Data
5060_L-GN 5060 L-GN
CAV_1 1
Data_Communication_Schematics_REF Data Communication Schematics
5065 Stop Lamp Relay Coil Supply Voltage
5065_VT/WH 5065 VT/WH
CAV_14 14
CAV_11 11
CONN_X4 X4
5065_VT/WH 5065 VT/WH
CAV_85 85
CAV_30 30
CAV_86 86
CAV_87 87
2150 Ground
2150_BK 2150 BK
CAV_27 27
CONN_X2 X2
1141 Run Ignition 3 Voltage
1141_BN 1141 BN
CAV_10 10
CAV_35 35
CONN_X1 X1
4640 Battery Positive Voltage
4640_RD/WH 4640 RD/WH
CAV_9 9
CAV_7 7
CONN_X2 X2
742 Battery Positive Voltage
742_RD/L-GN 742 RD/L-GN
CAV_3 3
CONN_X2 X2
CAV_1 1
CONN_X1 X1
1239 Run/Crank Ignition 1 Voltage
1239_VT/BK 1239 VT/BK
CAV_13 13
CONN_X1 X1
CAV_4 4
CONN_X2 X2
5992 Trailer Connected Signal
5992_D-BU 5992 D-BU
CAV_12 12
CAV_12 12
CONN_X1 X1
5189 Trailer Backup Lamp
5189_PK/BK 5189 PK/BK
CAV_8 8
CAV_7 7
5184 Left Trailer Park Lamp
5184_BN 5184 BN
CAV_7 7
CAV_4 4
5188 Trailer Brake Lamp
5188_BN/YE 5188 BN/YE
CAV_10 10
5188_PU/WH 5188 PU/WH
CAV_6 6
5185 Right Trailer Park Lamp
5185_GY 5185 GY
CAV_5 5
CAV_16 16
5187 Right Trailer Turn Signal Lamp
5187_YE 5187 YE
CAV_4 4
CAV_2 2
5190 Trailer Fog Lamp
5190_WH 5190 WH
CAV_2 2
CAV_8 8
5186 Left Trailer Turn Signal Lamp
5186_OG 5186 OG
CAV_1 1
CAV_17 17
1250 Ground
1250_BK 1250 BK
CAV_1 1
CONN_X2 X2
1250_BK 1250 BK
1250_BK 1250 BK
CAV_11 11
1250_BK 1250 BK
CAV_13 13
5188_BN/YE 5188 BN/YE
5188_BN/YE 5188 BN/YE
CAV_3 3
5992_D-BU 5992 D-BU
5189_L-GN/WH 5189 L-GN/WH
5184_BN/GY 5184 BN/GY
5185_GY 5185 GY
5187_YE/GY 5187 YE/GY
5190_YE/WH 5190 YE/WH
5186_OG 5186 OG
CAV_5 5
1141_VT/BN 1141 VT/BN
4640_RD/VT 4640 RD/VT
5065_VT/WH 5065 VT/WH
X419 X419
CAV_B B
CAV_A A
X418 X418
CAV_H H
CAV_D D
CAV_A A
CAV_C C
CAV_E E
CAV_F F
CAV_G G
CAV_B B
G401 G401
F22RA F22RA 30A
F44RA F44RA 30A
F15RA F15RA 40A
F38RA F38RA 10A
J410 J410
J405 J405
F14DA F14DA
F17DA F17DA
X419 X419
X418 X418
Exterior_Lights_Schematics_REF Exterior_Lights_Schematics_REF Exterior Lights Schematics
K9 K9 Body Control Module
X53A X53A Fuse Block - Rear Body
K68 K68 Trailer Lighting Control Module (U4G)
KR124 KR124 Trailer Ignition Power Relay
KR73 KR73 Ignition Main Relay
X88 X88 Trailer Connector (without UG4)