K 1500 Suburban 4WD V8-5.3L VIN Z Flex Fuel (2003)
Trailer Connector: Diagrams
Camper In-line Connector
Pin Wire Color Circuit # Function
A LT GRN
1624
Trailer Backup Lamps Supply Voltage
B BLK
1550
Ground (30 Series Except Chassis Cab)
1650
Ground (30 Series Chassis Cab)
1750
Ground (10/20 Series)
C DK BLU
47
Trailer Auxiliary Supply Voltage
D DK GRN 1619
Trailer Right Rear Turn/Stop Lamp Supply Voltage
E RED
742
Battery Positive Voltage
F BRN
2109
Trailer Park Lamps Supply Voltage
G YEL
1618
Trailer Left Rear Turn/Stop Lamp Supply Voltage
