Contents Wiring diagrams Section: Exterior Lights All sections

Lighting Systems: Specifications Chevrolet Silverado 1500

Exterior Lights 51 illustrations ~3357 words

Fastener Tightening Specifications

ApplicationSpecification
MetricEnglish
Cargo/Stop Lamp Mounting Screws2 N.m18 lb in
Center High-Mounted Stop Lamp Mounting Screws2 N.m18 lb in
Exterior Courtesy Lamp Screws2 N.m18 lb in
Fog Lamp Bracket Bolt25 N.m18 lb ft
Mounting Bracket Screws15 N.m11 lb ft
Tail/Turn Signal Lamp Assembly Screws2 N.m18 lb in

Fastener Tightening Specifications

Scheme 1

Scheme 1: Headlights/Daytime Running Lights (DRL) Schematics

Scheme 2

Scheme 2

Scheme 3

Scheme 3

Scheme 4

Scheme 4: Fog Lights Schematics

Scheme 5

Scheme 5: Exterior Lights Schematics

Scheme 6

Scheme 6

Scheme 7

Scheme 7

Scheme 8

Scheme 8

Scheme 9

Scheme 9

Scheme 10

Scheme 10

Scheme 11

Scheme 11

Scheme 12

Scheme 12

Scheme 13

Scheme 13

Scheme 14

Scheme 14

Scheme 15

Scheme 15

Scheme 16

Scheme 16

Scheme 17

Scheme 17

Scheme 18

Scheme 18

Scheme 19

Scheme 19

Scheme 20

Scheme 20

Scheme 21

Scheme 21

Scheme 22

Scheme 22

Scheme 23

Scheme 23: Interior Lights Schematics

Scheme 24

Scheme 24

Scheme 25

Scheme 25

Scheme 26

Scheme 26

Scheme 27

Scheme 27: Interior Lights Dimming Schematics

Scheme 28

Scheme 28

Scheme 29

Scheme 29

Scheme 30

Scheme 30

Scheme 31

Scheme 31

Scheme 32

Scheme 32: Lighting Systems Component Views
CalloutComponent Name
1Headlamp - High Beam - Right
2Daytime Running Lamp (DRL) - Right
3Exterior Illumination Lamp
4Headlamp - High Beam - Left
5Headlamp - Low Beam - Left
6Marker Lamp - LF
7Park/Turn Signal Lamp - LF
8Daytime Running Lamp (DRL) - Left
9Fog Lamp - LF
10Fog Lamp - RF
11Marker Lamp - RF
12Park/Turn Signal Lamp - RF
13Headlamp - Low Beam - Right

Callouts For (Scheme 32)

Scheme 33

Scheme 33
CalloutComponent Name
1Roof Marker Lamp and Harness - Right
2Roof Marker Lamp and Harness - Left
3Clearance Lamps and Harness

Callouts For (Scheme 33)

Scheme 34

Scheme 34
CalloutComponent Name
1Brake/Clutch Harness
2Fuse Block - Underhood
3Emergency Vehicle Roof Lamp Relay
4C160
5C119
6C161
7Chassis Harness

Callouts For (Scheme 34)

Scheme 35

Scheme 35
CalloutComponent Name
1Frame
2Junction Block-Rear Lamps
3Junction Block Mounting Bracket

Callouts For (Scheme 35)

Scheme 36

Scheme 36
CalloutComponent Name
1Instrument Panel Bracket
2Ambient Light Sensor Harness (CJ3) or Ambient Light/Sunload Sensor Harness (CJ2)
3Ambient Light Sensor Connector (CJ3) or Ambient Light/Sunload Sensor Assembly Connector (CJ2)
4Ambient Light Sensor (CJ3) or Ambient Light/Sunload Sensor Assembly (CJ2)
5Instrument Panel

Callouts For (Scheme 36)

Scheme 37

Scheme 37
CalloutComponent Name
1Hazard Button
2Multifunction Lever
3Cruise Control Switches
4Tilt Steering Actuator
5Inflatable Restraint Harness
6C201 Inline Connector

Callouts For (Scheme 37)

Scheme 38

Scheme 38
CalloutComponent Name
1Vacuum Booster
2Brake Pedal
3Stop Lamp Switch
4Accelerator Pedal
5Stop Lamp Switch Retainer
6Dash Panel

Callouts For (Scheme 38)

Scheme 39

Scheme 39
CalloutComponent Name
1Vanity Mirror Lamp - Left Connector
2Left Sunshade
3Right Sunshade
4Vanity Mirror Lamp - Right Connector
5Vanity Mirror Lamp - Right
6Inside Rearview Mirror
7Vanity Mirror Lamp - Left

Callouts For (Scheme 39)

Scheme 40

Scheme 40
CalloutComponent Name
1Cellular Microphone
2Courtesy/Reading Lamps - Front
3C355
4Cellular Microphone Connector
5Overhead Console

Callouts For (Scheme 40)

Scheme 41

Scheme 41
CalloutComponent Name
1Automatic Transfer Case (ATC) Electrical Connector
2Automatic Transfer Case (ATC) Electrical Connector
3Automatic Transfer Case (ATC) Select Switch
4Cargo/Fog Lamp Switch
5Headlamp and Panel Dimmer Switch
6Instrument Panel
7Headlamp and Panel Dimmer Switch Electrical Connector
8Cargo/Fog Lamp Switch Electrical Connector

Callouts For (Scheme 41)

Scheme 42

Scheme 42
CalloutComponent Name
1Fog Lamp Switch (Export)
2Roof Beacon Switch (5X7, 5Y0, 5G4, or TRW)
2Roof Beacon Switch (5X7, 5Y0, 5G4, or TRW)
3Accessory Switch Housing
3Accessory Switch Housing
4Instrument Panel

Callouts For (Scheme 42)

Scheme 43

Scheme 43
CalloutComponent Name
1Vehicle Speed Sensor
2NV 3500 Transmission
3Oxygen Sensor Downstream Connector
4Backup Lamp Switch
5Oxygen Sensor Upstream Connector

Callouts For (Scheme 43)

Scheme 44

Scheme 44
CalloutComponent Name
1Door Courtesy Lamp Electrical Connector
2Door Courtesy Lamp
3Driver Door

Callouts For (Scheme 44)

Scheme 45

Scheme 45
CalloutComponent Name
1LR Fender
2Clearance Lamp - LR
3Clearance Lamp - LF

Callouts For (Scheme 45)

Scheme 46

Scheme 46
CalloutComponent Name
1Right Rear Fender
2Clearance Lamp - Right Front
3Clearance Lamp - Right Rear

Callouts For (Scheme 46)

Scheme 47

Scheme 47
CalloutComponent Name
1Tail/Stop Lamp - Left
2Cargo Lamp
3Center High Mounted Stop Lamp (CHMSL)
4Cargo Lamp
5Tail/Stop Lamp - Right
6Turn Signal Lamp - RR
7Backup Lamp - Right
8Marker Lamp - RR
9License Lamp - Right
10License Lamp - Left
11Marker Lamp - LR
12Backup Lamp - Left
13Turn Signal Lamp - LR

Callouts For (Scheme 47)

Scheme 48

Scheme 48
CalloutComponent Name
1Frame
2License Lamp Electrical Connector
3License Lamp

Callouts For (Scheme 48)

Scheme 49

Scheme 49
CalloutComponent Name
1Marker Lamp - Tail Gate
2Tail Gate

Callouts For (Scheme 49)

Scheme 50

Scheme 50
CalloutComponent Name
1Trailer Wiring Connector
2Trailer Wiring Receptacle
3Frame
4Trailer Hitch Receiver

Callouts For (Scheme 50)

Scheme 51

Scheme 51
CalloutComponent Name
1Backup Alarm
2Chassis Harness
3C429 Trailer Harness to Chassis Harness
4Trailer Connector
5Junction Block-Rear
6C428 Trailer Harness to Chassis Harness
7Camper Harness (Blunt Cuts)

Callouts For (Scheme 51)

Ambient Light Sensor (CJ3) Connector Part Information 12047662 2-Way F Metri-Pack 150 Series (BK) Pin Wire Color Circuit No. Function A WH 278 Ambient Light Sensor Signal B BK 279 Ambient Light Sensor Low Reference

Ambient Light/Sunload Sensor Assembly (CJ2) Connector Part Information 12064760 4-Way F Metri-Pack 150 Series (BK) Pin Wire Color Circuit No. Function A L-BU/BK 590 Driver Sunload Sensor Signal B GY 1548 Passenger Sunload Sensor Signal C BK 279 Ambient Light Sensor Low Reference D WH 278 Ambient Light Sensor Signal

Backup Alarm (8S3) Connector Part Information 15300027 2-Way F Metri-Pack 280 Series Sealed (BK) Pin Wire Color Circuit No. Function A L-GN 1624 Trailer Backup Lamp Supply Voltage B BK 1650 Ground

Backup Lamp - Left Connector Part Information 12160393 2-Way Lamp Socket Wedge Base W3 Right Angle (L-GY) Pin Wire Color Circuit No. Function A L-GN 24 Backup Lamp Supply Voltage (Z88) D-GN 24 Backup Lamp Supply Voltage (X88) B - - Not Available G BK 1750 Ground (X88) BK 1750 Ground

Backup Lamp - Right Connector Part Information 12160393 2-Way Lamp Socket Wedge Base W3 Right Angle (L-GY) Pin Wire Color Circuit No. Function A L-GN 24 Backup Lamp Supply Voltage (Z88) D-GN 24 Backup Lamp Supply Voltage (X88) B - - Not Available G BK 1750 Ground (X88) BK 1750 Ground

Backup Lamp - Switch (M/T) Connector Part Information 12103584 2-Way M Weather Pack (BK) Pin Wire Color Circuit No. Function A PK 839 Ignition 1 Voltage B GY 1524 Backup Lamp Supply Voltage

Cargo Lamp/Center High Mounted Stop Lamp (CHMSL) Connector Part Information 12047785 4-Way F Metri-Pack 150 Series (BK) Pin Wire Color Circuit No. Function A OG 1732 Inadvertent Power Supply Voltage B D-BU/WH 149 Cargo Lamp Low Control C L-BU 1620 Trailer CHMSL Supply Voltage D BK 1050 Ground

Clearance Lamp - LF (RO5) Connector Part Information 12052641 2-Way F Metri-Pack 150 Series (BK) Pin Wire Color Circuit No. Function A BN 2509 Left Rear Park Lamps Supply Voltage B BK 1750 Ground

Clearance Lamp - LR (RO5) Connector Part Information 12052641 2-Way F Metri-Pack 150 Series (BK) Pin Wire Color Circuit No. Function A BN 2509 Left Rear Park Lamps Supply Voltage B BK 1750 Ground

Clearance Lamp - RF (RO5) Connector Part Information 12052641 2-Way F Metri-Pack 150 Series (BK) Pin Wire Color Circuit No. Function A BN/WH 2609 Right Rear Park Lamps Supply Voltage B BK 1750 Ground

Clearance Lamp - RR (RO5) Connector Part Information 12052641 2-Way F Metri-Pack 150 Series (BK) Pin Wire Color Circuit No. Function A BN/WH 2609 Right Rear Park Lamps Supply Voltage B BK 1750 Ground

Clearance Lamps (U01) Connector Part Information 12047662 2-Way F Metri-Pack 150 Series (BK) Pin Wire Color Circuit No. Function A BN 2409 Interior Park Lamps Supply Voltage B BK 1050 Ground

Courtesy/Reading Lamp - Rear (Crew Cab w/YE9 or Y91) Connector Part Information 12047781 3-Way F Metri-Pack 150 Series (BK) Pin Wire Color Circuit No. Function A GY/BK 690 Courtesy Lamp Supply Voltage B BK 1050 Ground C OG 1732 Inadvertent Power Supply Voltage

Daytime Running Lamp (DRL) - Left Connector Part Information 15354859 2-Way F Lamp Socket BB W-3 (WH) Pin Wire Color Circuit No. Function A D-BU 545 DRL Supply Voltage G BK 150 Ground

Daytime Running Lamp (DRL) - Right Connector Part Information 15354859 2-Way F Lamp Socket BB W-3 (WH) Pin Wire Color Circuit No. Function A D-BU 545 DRL Supply Voltage G BK 150 Ground

Dome Lamp - Rear (Except Crew Cab w/YE9 or Y91) Connector Part Information 12047781 3-Way F Metri-Pack 150 Series (BK) Pin Wire Color Circuit No. Function A GY/BK 690 Courtesy Lamps Supply Voltage B BK 1050 Ground C - - Not Used

Door Courtesy Lamp - LF (YE9 or Y91) Connector Part Information 12047662 2-Way F Metri-Pack 150 Series (BK) Pin Wire Color Circuit No. Function A D-BU/WH 149 Left Door Courtesy Lamp Supply Voltage B D-BU 660 Left Door Courtesy Lamp Ground

Door Courtesy Lamp - RF (YE9/Y91) Connector Part Information 12047662 2-Way F Metri-Pack 150 Series (BK) Pin Wire Color Circuit No. Function A WH 156 Courtesy Lamp Low Control B L-BU 661 Right Door Courtesy Lamp Ground

Door Latch Assembly (Door Jamb Switch) - Driver - C2 Connector Part Information 15366025 3-Way F GT 150 Series Sealed 3.2 X 4.0 (BK) Pin Wire Color Circuit No. Function A - - Not Available B GY/BK 745 Left Front Door Ajar Switch Signal C - - Not Available D BK 1050 Ground (w/o YE9) BN 1183 Left Front Door Switch Low Reference (YE9)

Door Latch Assembly (Door Jamb Switch) - LR - C2 (Crew Cab Only) Connector Part Information 15366025 2-Way F GT 150 Series Sealed 3.2 X 4.0 (BK) Pin Wire Color Circuit No. Function A - - Not Available B L-BU/BK 747 Left Rear Door Ajar Switch Signal C - - Not Available D BK 1150 Ground

Door Latch Assembly (Door Jamb Switch) - Passenger - C2 Connector Part Information 15366027 2-Way F GT 150 Series Sealed 3.2 X 4.0 (BK) Pin Wire Color Circuit No. Function A D-GN 1178 Right Front Door Switch Low Reference (w/YE9) BK 1050 Ground (w/o YE9) B - - Not Available C BK/WH 746 Right Front Door Ajar Switch Signal D - - Not Available

Door Latch Assembly (Door Jamb Switch) - RR - C2 (Crew Cab Only) Connector Part Information 15366025 2-Way F GT 150 Series Sealed 3.2 X 4.0 (BK) Pin Wire Color Circuit No. Function A - - Not Available B L-GN/BK 748 Right Rear Door Ajar Switch Signal C - - Not Available D BK 1250 Ground

Emergency Vehicle Roof Lamp Relay (5Y0) Connector Part Information 12129716 4-Way F Metri-Pack 150 Series Sealed (GY) Pin Wire Color Circuit No. Function 30 RD 242 Battery Positive Voltage 85 WH 111 Hazard Switch Signal 86 BK 1850 Ground 87 BN 27 Hazard Flasher Signal

Fog Lamp - LF Connector Part Information 12059183 2-Way F Metri-Pack 280 Series Sealed (BK) Pin Wire Color Circuit No. Function A PU 34 Fog Lamps Supply Voltage B BK 150 Ground

Fog Lamp - RF Connector Part Information 12059183 2-Way F Metri-Pack 280 Series Sealed (BK) Pin Wire Color Circuit No. Function A PU 34 Fog Lamps Supply Voltage B BK 150 Ground

Headlamp - High Beam - Left Connector Part Information 12059183 2-Way F Metri-Pack 280 Series Sealed (BK) Pin Wire Color Circuit No. Function A D-GN/WH 711 Left Headlamp High Beam Supply Voltage B BK 550 Ground

Headlamp - High Beam - Right Connector Part Information 12059183 2-Way F Metri-Pack 280 Series Sealed (BK) Pin Wire Color Circuit No. Function A L-GN/BK 311 Right Headlamp High Beam Supply Voltage B BK 150 Ground

Headlamp - Low Beam - Left Connector Part Information 12059181 2-Way F Metri-Pack 280 Series Sealed (GY) Pin Wire Color Circuit No. Function A YE 712 Left Headlamp Low Beam Supply Voltage B BK 550 Ground

Headlamp - Low Beam - Right Connector Part Information 12059181 2-Way F Metri-Pack 280 Series Sealed (GY) Pin Wire Color Circuit No. Function A TN/WH 312 Right Headlamp Low Beam Supply Voltage B BK 150 Ground

Headlamp Switch Connector Part Information 15405512 14-Way F (GN) Pin Wire Color Circuit No. Function 1 PU 328 Interior Lamp Defeat Switch Signal 2 GY/BK 308 Park Lamp Switch On Signal 3 BK/WH 1851 Ground 4 WH 103 Headlamp Switch Headlamps On Signal 5 D-GN 588 DRL Switch Signal 6 BK 1050 Ground 7 PK 1348 Headlamp ON Indicator Control 8 PU 359 DRL OFF Indicator Control 9 PU/WH 1382 LED Dimming Supply 10 D-BU/WH 1495 Courtesy Lamp ON Signal 11 OG/BK 2090 Dimming Input 12 GY/BK 2226 Dimming Return 13 GY 1056 5-Volt Reference 14 BN/WH 230 Instrument Panel Lamps Dimming Control

Junction Block - Rear Lamps - C1 Connector Part Information 15317304 8-Way F Global Tech 280 Series (BU) Pin Wire Color Circuit No. Function A L-BU 2114 Left Turn Signal Lamps Supply Voltage B L-BU 1320 CHMSL Supply Voltage C L-GN 24 Backup Lamp Supply Voltage D BN/WH 2609 Right Rear Park Lamps Supply Voltage E BK 1550 Ground (30 Series Except Chassis Cab/20 Series w/HVY) 1650 Ground (30 Series Chassis Cab) 1750 Ground (10/20) Series F - - Not Used G BN 2509 Left Rear Park Lamps Supply Voltage H D-BU 2115 Right Turn Signal Lamps Supply Voltage

Junction Block - Rear Lamps - C2 Connector Part Information 15317305 7-Way F Global Tech 280 Series (GY) Pin Wire Color Circuit No. Function A BK 1750 Ground B BK 1750 Ground (Z88) C BK 1750 Ground (Z88) D L-BU 1320 CHMSL Supply Voltage E BN 2509 Left Rear Park Lamps Supply Voltage F D-GN 24 Backup Lamp Supply Voltage (X88) L-GN 24 Backup Lamp Supply Voltage (Z88) G - - Unavailable H D-BU 2114 Left Turn Signal Lamps Supply Voltage (X88) L-BU 2114 Left Turn Signal Lamps Supply Voltage (Z88)

Junction Block - Rear Lamps - C3 Connector Part Information 15317308 8-Way F Global Tech 280 Series (BN) Pin Wire Color Circuit No. Function A BN/WH 2609 Right Rear Park Lamps Supply Voltage B - - Not Used C BK 1750 Ground (RO5) D BK 1750 Ground (03/43/53/RO5) E BK 1750 Ground (w/o RO5) F - - Not Used G BN 2509 Left Rear Park Lamps Supply Voltage H BK 1750 Ground

Junction Block - Rear Lamps - C4 Connector Part Information 15317306 7-Way F Global Tech 280 Series (BK) Pin Wire Color Circuit No. Function A L-BU 1320 CHMSL Supply Voltage B BN 2609 Right Rear Park Lamps Supply Voltage (X88) BN/WH 2609 Right Rear Park Lamps Supply Voltage (Z88) C BK 1750 Ground D BK 1750 Ground (Z88) E D-GN 24 Backup Lamp Supply Voltage (X88) L-GN 24 Backup Lamp Supply Voltage (Z88) F D-BU 2115 Right Turn Signal Lamps Supply Voltage G - - Unavailable H BK 1750 Ground (Z88)

License Lamp - Left Connector Part Information 15324946 2-Way F Lamp Socket Wedge Base (GY) Pin Wire Color Circuit No. Function A BN 2509 Left Rear Park Lamps Supply Voltage B BK 1750 Ground

License Lamp - Right Connector Part Information 15324946 2-Way F Lamp Socket Wedge Base (GY) Pin Wire Color Circuit No. Function A BN/WH 2609 Right Rear Park Lamps Supply Voltage (w/o RO5) 2509 Left Rear Park Lamps Supply Voltage (RO5) B BK 1750 Ground

Marker Lamp - LF Connector Part Information 15324946 2-Way F Lamp Socket Wedge Base (GY) Pin Wire Color Circuit No. Function A L-BU 2114 Left Turn Signal Lamps Supply Voltage B BN 2309 Front Park Lamps Supply Voltage

Marker Lamp - LR (X88) Connector Part Information 15324946 2-Way F Lamp Socket Wedge Base (GY) Pin Wire Color Circuit No. Function A BN - Left Rear Park Lamps Supply Voltage BN - Left Rear Park Lamps Supply Voltage B D-BU - Left Turn Signal Lamps Supply Voltage D-BU - Left Turn Signal Lamps Supply Voltage

Marker Lamp - RF Connector Part Information 15324946 2-Way F Lamp Socket Wedge Base (GY) Pin Wire Color Circuit No. Function A D-BU 2115 Right Turn Signal Lamps Supply Voltage B BN 2309 Front Park Lamps Supply Voltage

Marker Lamp - RR (X88) Connector Part Information 15324946 2-Way F Lamp Socket Wedge Base (GY) Pin Wire Color Circuit No. Function A BN - Right Rear Park Lamps Supply Voltage BN - Right Rear Park Lamps Supply Voltage B D-BU - Right Turn Signal Lamps Supply Voltage D-BU - Right Turn Signal Lamps Supply Voltage

Marker Lamp - Tailgate (RO5) Connector Part Information 12010973 2-Way M Weather Pack (BK) Pin Wire Color Circuit No. Function A BN 2609 Right Rear Park Lamps Supply Voltage B BK 1750 Ground

Multifunction Accessory Switch Connector Part Information 15393435 10-Way F Micro 64 (BK) Pin Wire Color Circuit No. Function A PU/WH 1382 LED Dimming Supply (T96) B D-GN/WH 1317 Fog Lamp Relay Control (T96) C OG 192 Front Fog Lamp Switch Signal (T96) D BK/WH 1851 Ground E BN/WH 230 Instrument Panel Lamps Dimming Control F D-BU/WH 149 Cargo Lamp Low Control G-K - - Not Used

Park/Turn Signal Lamp - LF Connector Part Information 15324084 Bulb Type W-3, Right Angle (BN) Pin Wire Color Circuit No. Function A L-BU 2114 Left Turn Signal Lamps Supply Voltage B BN 2309 Front Park Lamps Supply Voltage G BK 150 Ground

Park/Turn Signal Lamp - RF Connector Part Information 15324084 Bulb Type W-3, Right Angle (BN) Pin Wire Color Circuit No. Function A D-BU 2115 Right Turn Signal Lamps Supply Voltage B BN 2309 Front Park Lamps Supply Voltage G BK 150 Ground

Roof Beacon Relay (5G4/TRW) Connector Part Information 12110541 6-Way F Metri-Pack 280 Series Flexlock (BK) Pin Wire Color Circuit No. Function A1 BK 2351 Ground (All Others) BK 1150 Ground (Crew Cab) A2 BN 27 Hazard Flasher Signal B1-B2 - - Not Used C1 OG 2340 Battery Positive Voltage C2 WH 111 Hazard Switch Signal

Roof Beacon Switch (5X7, 5G4, TRW, or 5Y0) Connector Part Information 12177195 6-Way F Metri-Pack 150 Series (BK) Pin Wire Color Circuit No. Function A - - Not Used B BK 2250 Ground C WH 111 Hazard Switch Signal D PU/WH 1382 LED Dimming Signal E GY 8 Instrument Panel Lamp Supply Voltage F OG 2240 Battery Positive Voltage

Roof Marker Lamp - Left (U01) Connector Part Information 12047662 2-Way F Metri-Pack 150 Series (BK) Pin Wire Color Circuit No. Function A BN 2409 Interior Park Lamps Supply Voltage B BK 1050 Ground

Roof Marker Lamp - Right (U01) Connector Part Information 12047662 2-Way F Metri-Pack 150 Series (BK) Pin Wire Color Circuit No. Function A BN 2409 Interior Park Lamps Supply Voltage B BK 1050 Ground

Stop Lamp Switch Connector Part Information 12040551 6-Way F Metri-Pack 480 Series (BK) Pin Wire Color Circuit No. Function A WH 17 Stop Lamp Switch Signal B OG 1540 Battery Positive Voltage C BN 441 Ignition 3 Voltage D PU 420 TCC Brake Switch Signal E L-GN/BK 584 A/T Shift Lock Control Switch Supply Voltage F D-GN/WH 1135 A/T Shift Lock Control Solenoid Supply Voltage

Tail/Stop Lamp - Left (Chevy) Connector Part Information 12160395 3-Way Lamp Socket Wedge Base W3 Right Angle (GY) Pin Wire Color Circuit No. Function A L-BU 1320 Stop Lamp Supply Voltage B BN 2509 Left Rear Park Lamps Supply Voltage G BK 1750 Ground

Tail/Stop Lamp - Left (GMC) Connector Part Information 12160395 3-Way Lamp Socket Wedge Base W3 Right Angle (GY) Pin Wire Color Circuit No. Function A L-BU 1320 Stop Lamp Supply Voltage B BN 2509 Left Rear Park Lamps Supply Voltage G BK 1750 Ground

Tail/Stop Lamp - Right (Chevy) Connector Part Information 12160395 3-Way Lamp Socket Wedge Base W3 Right Angle (BK) Pin Wire Color Circuit No. Function A L-BU 1320 Stop Lamp Supply Voltage B BN 2509 Right Rear Park Lamps Supply Voltage G BK 1750 Ground

Tail/Stop Lamp - Right (GMC) Connector Part Information 12160395 3-Way Lamp Socket Wedge Base W3 Right Angle (GY) Pin Wire Color Circuit No. Function A L-BU 1320 Stop Lamp Supply Voltage B BN 2609 Right Rear Park Lamps Supply Voltage G BK 1750 Ground

Trailer Connector (1-Way) - (Heavy Duty) Connector Part Information 12065171 1-Way F Metri-Pack 280 Series Sealed (BK) Pin Wire Color Circuit No. Function A L-BU 1620 Stop Lamp Switch Signal

Trailer Connector (1-Way) - (UY2) Connector Part Information 12065171 1-Way M Metri-Pack 280 Series Sealed (BK) Pin Wire Color Circuit No. Function A L-BU 1620 Stop Lamp Switch Signal

Trailer Connector (7-Way) - (Heavy Duty or UY2) Connector Part Information 15354653 7-Way F Metri-Pack 280 Series Sealed (BK) Pin Wire Color Circuit No. Function A L-GN 1624 Trailer Backup Lamps Supply Voltage B BK 1550 Ground (30 Series Except Chassis Cab) 1650 Ground (30 Series Chassis Cab) 1750 Ground (10/20 Series) WH 22 Ground (UY2) C D-BU 47 Trailer Auxiliary Supply Voltage D D-GN 1619 Trailer Right Rear Turn/Stop Lamp Supply Voltage E RD 742 Battery Positive Voltage F BN 2109 Trailer Park Lamps Supply Voltage G YE 1618 Trailer Left Rear Turn/Stop Lamp Supply Voltage

Turn Signal - LR (Chevy) Connector Part Information 12160394 2-Way Lamp Socket Wedge Base W3 Right Angle (BK) Pin Wire Color Circuit No. Function A D-BU 2114 Left Turn Signal Lamps Supply Voltage B - - Unavailable G BK 1750 Ground BK 1750 Ground

Turn Signal - LR (GMC) Connector Part Information 12160394 2-Way Lamp Socket Wedge Base W3 Right Angle (WH) Pin Wire Color Circuit No. Function A L-BU 2114 Left Turn Signal Lamps Supply Voltage B - - Not Used G BK 1750 Ground

Turn Signal - RR (Chevy) Connector Part Information 12160394 2-Way Lamp Socket Wedge Base W3 Right Angle (BK) Pin Wire Color Circuit No. Function A D-BU 2114 Right Turn Signal Lamps Supply Voltage B - - Unavailable G BK 1750 Ground BK 1750 Ground

Turn Signal - RR (GMC) Connector Part Information 12160394 2-Way Lamp Socket Wedge Base W3 Right Angle (WH) Pin Wire Color Circuit No. Function A L-BU 2115 Right Turn Signal Lamps Supply Voltage B - - Unavailable G BK 1750 Ground

Turn Signal Multifunction Switch - C1 Connector Part Information 12064862 8-Way F Metri-Pack 150 Series (BK) Pin Wire Color Circuit No. Function A L-GN 1427 Right Turn Signal Switch Signal B PK 639 Ignition 1 Voltage C D-GN 1428 Left Turn Signal Switch Signal D-F - - Not Used G BK/YE 28 Horn Relay Control H WH 111 Hazard Switch Signal

Turn Signal Multifunction Switch - C2 Connector Part Information 12059800 5-Way F Metri-Pack 150 Series (BK) Pin Wire Color Circuit No. Function A TN 1851 Ground B YE/BK 307 Headlamp Switch Flash to Pass Signal C L-GN/BK 11 Headlamp Dimmer Switch Signal D-E - - Not Used

Turn Signal Multifunction Switch - C3 Connector Part Information 15339058 7-Way F Metri-Pack 150 Series (GY) Pin Wire Color Circuit No. Function G - - Not Used H PK 94 Windshield Wiper Switch Signal 1 J YE 143 Windshield Wiper Switch Supply Voltage K D-BU/WH 477 Windshield Wiper Switch High Signal L-N - - Not Used

Turn Signal Multifunction Switch - C4 (K34) Connector Part Information 12047786 4-Way F Metri-Pack 150 Series (BK) Pin Wire Color Circuit No. Function A BN 41 Ignition 3 Voltage B GY/WH 397 Cruise Control On Switch Signal C GY/BK 87 Cruise Control Resume/Accel Switch Signal D D-BU 84 Cruise Control Set/Coast Switch Signal

Vanity Mirror Lamp - Left (Y91) Connector Part Information 12047663 2-Way M Metri-Pack 150 Series Sealed (BK) Pin Wire Color Circuit No. Function A OG 1732 Inadvertent Power Supply Voltage B BK 1050 Ground

Vanity Mirror Lamp - Right (Y91) Connector Part Information 12047663 2-Way M Metri-Pack 150 Series Sealed (BK) Pin Wire Color Circuit No. Function A OG 1732 Inadvertent Power Supply Voltage B BK 1050 Ground

Wrecker Relay (5X7) Connector Part Information 12047663 2-Way F Metri-Pack 150 Series Sealed (BK) Pin Wire Color Circuit No. Function A WH 111 Hazard Switch Signal B BK 1050 Ground