Safety Warning
DIY auto repair can cause serious injury, fire, or vehicle damage. These guides are for informational purposes only. Always follow OEM torque specs, wear PPE, and consult a certified mechanic if you are unsure. You are solely responsible for your safety.
SYS.OK|MANUAL.DBβ LIVE
HOMESERVICE MANUALSCHEVROLET1998SUBURBAN K2500, 7.4 J, PART TIMEREPAIR AND DIAGNOSISEXTERNAL PAGESDIFFERENT CARSECTION 807 (LIGHTING SYSTEMS)COMPONENT LOCATORLIGHTING SYSTEMS CONNECTOR END VIEWS
1998 Chevrolet Suburban K2500, 7.4 J, Part Time
Lighting Systems Connector End Views
1998 Chevrolet Suburban K2500, 7.4 J, Part TimeSECTION Lighting Systems Connector End Views
WARNING: This page is about a different car, the 2004 Chevrolet Corvette. However, it is still accessible from the selected car via links, so may be relevant.
Ambient Light Sensor Terminal Identification
| Connector Part Information |
|
||
|---|---|---|---|
| Pin | Wire Color | Circuit No. | Function |
| A | YEL/BLK | 1138 | DRL Ambient Light Sensor Low Reference |
| B | LT GRN/BLK | 1137 | DRL Ambient Light Sensor Signal |
Backup Lamp Switch Terminal Identification
| Connector Part Information |
|
||
|---|---|---|---|
| Pin | Wire Color | Circuit No. | Function |
| A | BRN | 341 | Ignition 3 Voltage |
| B | GRY | 1524 | Backup Lamp Relay Control |
Backup Lamp Terminal Identification - Left (Domestic/Japan)
| Connector Part Information |
|
||
|---|---|---|---|
| Pin | Wire Color | Circuit No. | Function |
| A | LT GRN | 24 | Backup Lamp Supply Voltage |
| B | - | - | Not Used |
| G | BLK | 150 | Ground |
Backup Lamp Terminal Identification - Left (Europe)
| Connector Part Information |
|
||
|---|---|---|---|
| Pin | Wire Color | Circuit No. | Function |
| A | LT GRN | 24 | Backup Lamp Supply Voltage |
| G | BLK | 150 | Ground |
Backup Lamp Terminal Identification - Right (Domestic/Japan)
| Connector Part Information |
|
||
|---|---|---|---|
| Pin | Wire Color | Circuit No. | Function |
| A | LT GRN | 24 | Backup Lamp Supply Voltage |
| B | - | - | Not Used |
| G | BLK | 150 | Ground |
Backup Lamp Terminal Identification - Right (Europe)
| Connector Part Information |
|
||
|---|---|---|---|
| Pin | Wire Color | Circuit No. | Function |
| A | LT GRN | 24 | Backup Lamp Supply Voltage |
| G | BLK | 150 | Ground |
Center High Mounted Stop Lamp Terminal Identification (CHMSL)
| Connector Part Information |
|
||
|---|---|---|---|
| Pin | Wire Color | Circuit No. | Function |
| A | YEL | 820 | CHMSL Supply Voltage |
| B | BLK | 150 | Ground |
Fog Lamp/Rear Compartment Lid Release Switch Terminal Identification (Domestic)
| Connector Part Information |
|
||
|---|---|---|---|
| Pin | Wire Color | Circuit No. | Function |
| 1 | ORN | 2840 | Battery Positive Voltage |
| 2 | ORN/BLK | 192 | Front Fog Lamp Switch Signal |
| 3 | YEL | 183 | Front Fog Lamp Indicator Control |
| 4 | - | - | Not Used |
| 5 | PPL | 34 | Fog Lamps Supply Voltage |
| 6 | BLK | 1576 | Trunk Release Switch Signal |
| 7 | BRN | 9 | Park Lamp Supply Voltage |
| 8 | WHT | 717 | Illuminated Display Signal |
Fog Lamp Switch Terminal Identification (Export)
| Connector Part Information |
|
||
|---|---|---|---|
| Pin | Wire Color | Circuit No. | Function |
| 1 | ORN | 2840 | Battery Positive Voltage |
| 2 | ORN/BLK | 192 | Front Fog Lamp Switch Signal |
| 3 | YEL | 183 | Front Fog Lamp Indicator Control |
| 4 | RED | 122 | Rear Fog Lamp Supply Voltage |
| 5 | PPL | 34 | Fog Lamps Supply Voltage |
| 6 | LT BLU | 187 | Rear Fog Lamp Switch Signal |
| 7 | BRN | 9 | Park Lamp Supply Voltage |
| 8 | WHT | 717 | Illuminated Display Signal |
Fog Lamp Terminal Identification - LF (Domestic)
| Connector Part Information |
|
||
|---|---|---|---|
| Pin | Wire Color | Circuit No. | Function |
| A | PPL | 34 | Fog Lamps Supply Voltage |
| B | BLK | 150 | Ground |
Fog Lamp Terminal Identification - LF (Export)
| Connector Part Information |
|
||
|---|---|---|---|
| Pin | Wire Color | Circuit No. | Function |
| A | PPL | 34 | Fog Lamps Supply Voltage |
| B | BLK | 150 | Ground |
Fog Lamp Terminal Identification - RF (Domestic)
| Connector Part Information |
|
||
|---|---|---|---|
| Pin | Wire Color | Circuit No. | Function |
| A | PPL | 34 | Fog Lamp Supply Voltage |
| B | BLK | 150 | Ground |
Fog Lamp Terminal Identification - RF (Export)
| Connector Part Information |
|
||
|---|---|---|---|
| Pin | Wire Color | Circuit No. | Function |
| A | PPL | 34 | Fog Lamp Supply Voltage |
| B | BLK | 150 | Ground |
Fog Lamp Terminal Identification - LR (Europe)
| Connector Part Information |
|
||
|---|---|---|---|
| Pin | Wire Color | Circuit No. | Function |
| A | RED | 122 | Rear Fog Lamp Supply Voltage |
| G | BLK | 150 | Ground |
Fog LampTerminal Identification - RR (Europe)
| Connector Part Information |
|
||
|---|---|---|---|
| Pin | Wire Color | Circuit No. | Function |
| A | RED | 122 | Fog Lamp Feed-Rear |
| G | BLK | 150 | Ground |
Footwell Courtesy Lamp Terminal Identification - Left
| Connector Part Information |
|
||
|---|---|---|---|
| Pin | Wire Color | Circuit No. | Function |
| A - |
ORN | 740 | Battery Positive Voltage |
| B | BLK | 150 | Ground |
Footwell Courtesy Lamp Terminal Identification - Right
| Connector Part Information |
|
||
|---|---|---|---|
| Pin | Wire Color | Circuit No. | Function |
| A - |
ORN | 740 | Battery Positive Voltage |
| B | BLK | 150 | Ground |
Hazard Switch Terminal Identification
| Connector Part Information |
|
||
|---|---|---|---|
| Pin | Wire Color | Circuit No. | Function |
| A | BLK | 150 | Ground |
| B | ORN | 140 | Battery Positive Voltage |
| C | PNK | 1739 | Ignition 1 Voltage |
| D | - | - | Not Used |
| E | GRY/BLK | 1458 | Instrument Panel Lamp Supply Voltage - 4 |
| F | LT BLU | 14 | Left Turn Signal Status Signal |
| G | DK BLU | 15 | Right Turn Signal Status Signal |
| H | PPL | 16 | Turn Signal Flasher Signal |
| J | BRN | 27 | Hazard Flasher Signal |
| K | WHT | 17 | Stop Lamp Switch Signal (Domestic) |
Headlamp Door Assembly Terminal Identification - Left
| Connector Part Information |
|
||
|---|---|---|---|
| Pin | Wire Color | Circuit No. | Function |
| A | DK GRN | 577 | Left Headlamp Door Motor Down |
| B | LT GRN | 576 | Left Headlamp Door Motor Up |
| C | YEL | 712 | Left Headlamp Low Beam Supply Voltage |
| D | DK GRN/WHT | 711 | Left Headlamp High Beam Supply Voltage |
| E | BLK | 150 | Ground |
Headlamp Door Assembly Terminal Identification - Right
| Connector Part Information |
|
||
|---|---|---|---|
| Pin | Wire Color | Circuit No. | Function |
| A | DK BLU | 579 | Right Headlamp Door Motor Down |
| B | LT BLU | 578 | Right Headlamp Door Motor Up |
| C | TAN/WHT | 312 | Right Headlamp Low Beam Supply Voltage |
| D | LT GRN/BLK | 311 | Right Headlamp High Beam Supply Voltage |
| E | BLK | 150 | Ground |
Headlamp Door Control Module Terminal Identification - C1
| Connector Part Information |
|
||
|---|---|---|---|
| Pin | Wire Color | Circuit No. | Function |
| A | WHT | 103 | Headlamp Switch Headlamps On Signal |
| B | ORN | 2940 | Battery Positive Voltage |
| C | DK GRN | 306 | Headlamp Switch Headlamps Off Signal |
| D | BLK | 150 | Ground |
| E | ORN | 3040 | Battery Positive Voltage |
Headlamp Door Control Module Terminal Identification - C2
| Connector Part Information |
|
||
|---|---|---|---|
| Pin | Wire Color | Circuit No. | Function |
| A | LT GRN | 576 | Left Headlamp Door Motor Up |
| B | DK GRN | 577 | Left Headlamp Door Motor Down |
| C | DK BLU | 579 | Right Headlamp Door Motor Down |
| D | LT BLU | 578 | Right Headlamp Door Motor Up |
IP Compartment Lamp Terminal Identification
| Connector Part Information |
|
||
|---|---|---|---|
| Pin | Wire Color | Circuit No. | Function |
| A | ORN | 640 | Battery Positive Voltage |
| B | BLK | 150 | Ground |
License Lamp Terminal Identification - Left
| Connector Part Information |
|
||
|---|---|---|---|
| Pin | Wire Color | Circuit No. | Function |
| A | BRN | 9 | Park Lamp Supply Voltage |
| B | BLK | 150 | Ground |
License Lamp Terminal Identification - Right
| Connector Part Information |
|
||
|---|---|---|---|
| Pin | Wire Color | Circuit No. | Function |
| A | BRN | 9 | Park Lamp Supply Voltage |
| B | BLK | 150 | Ground |
Marker Lamp Terminal Identification - LF
| Connector Part Information |
|
||
|---|---|---|---|
| Pin | Wire Color | Circuit No. | Function |
| A | BRN | 9 | Park Lamp Supply Voltage |
| B | BLK | 150 | Ground |
Marker Lamp Terminal Identification - LR
| Connector Part Information |
|
||
|---|---|---|---|
| Pin | Wire Color | Circuit No. | Function |
| A | BRN | 9 | Park Lamp Supply Voltage |
| B | BLK | 150 | Ground |
Marker Lamp Terminal Identification - RF
| Connector Part Information |
|
||
|---|---|---|---|
| Pin | Wire Color | Circuit No. | Function |
| A | BRN | 9 | Park Lamp Supply Voltage |
| B | BLK | 150 | Ground |
Marker Lamp Terminal Identification - RR
| Connector Part Information |
|
||
|---|---|---|---|
| Pin | Wire Color | Circuit No. | Function |
| A | BRN | 9 | Park Lamp Supply Voltage |
| B | BLK | 150 | Ground |
Park Lamp Terminal Identification - LF (Export)
| Connector Part Information |
|
||
|---|---|---|---|
| Pin | Wire Color | Circuit No. | Function |
| A | BRN | 9 | Park Lamp Supply Voltage |
| B | BLK | 150 | Ground |
Park Lamp Terminal Identification - RF (Export)
| Connector Part Information |
|
||
|---|---|---|---|
| Pin | Wire Color | Circuit No. | Function |
| A | BRN | 9 | Park Lamp Supply Voltage |
| B | BLK | 150 | Ground |
Park/Turn Signal Lamp Terminal Identification - LF (Domestic)
| Connector Part Information |
|
||
|---|---|---|---|
| Pin | Wire Color | Circuit No. | Function |
| A | LT BLU/WHT | 1314 | Left Front Turn Signal Lamp Supply Voltage |
| B | BRN | 9 | Park Lamp Supply Voltage |
| G | BLK | 150 | Ground |
Park/Turn Signal Lamp Terminal Identification - RF (Domestic)
| Connector Part Information |
|
||
|---|---|---|---|
| Pin | Wire Color | Circuit No. | Function |
| A | DK BLU/WHT | 1315 | Right Front Turn Signal Lamp Supply Voltage |
| B | BRN | 9 | Park Lamp Supply Voltage |
| G | BLK | 150 | Ground |
Repeater Lamp Terminal Identification - Left (Export)
| Connector Part Information |
|
||
|---|---|---|---|
| Pin | Wire Color | Circuit No. | Function |
| A | LT BLU/WHT | 1314 | Left Front Turn Signal Lamp Supply Voltage |
| B | BLK | 150 | Ground |
Repeater Lamp Terminal Identification - Right (Export)
| Connector Part Information |
|
||
|---|---|---|---|
| Pin | Wire Color | Circuit No. | Function |
| A | DK BLU/WHT | 1315 | Right Front Turn Signal Lamp Supply Voltage |
| B | BLK | 150 | Ground |
Rear Compartment Courtesy Lamp Terminal Identification - Left
| Connector Part Information |
|
||
|---|---|---|---|
| Pin | Wire Color | Circuit No. | Function |
| A | ORN | 740 | Battery Positive Voltage |
| B | BLK | 150 | Ground |
Rear Compartment Courtesy Lamp Terminal Identification - Right
| Connector Part Information |
|
||
|---|---|---|---|
| Pin | Wire Color | Circuit No. | Function |
| A | ORN | 740 | Battery Positive Voltage |
| B | BLK | 150 | Ground |
Stop Lamp Switch Terminal Identification C1
| Connector Part Information |
|
||
|---|---|---|---|
| Pin | Wire Color | Circuit No. | Function |
| A | PPL | 420 | TCC Brake Switch/Cruise Control Release Signal |
| B | PNK | 339 | Ignition 1 Voltage |
| C | GRY | 847 | Extended Travel Brake Switch Signal |
| D | PNK | 339 | Ignition 1 Voltage |
Stop Lamp Switch Terminal Identification C2
| Connector Part Information |
|
||
|---|---|---|---|
| Pin | Wire Color | Circuit No. | Function |
| A | ORN | 140 | Battery Positive Voltage |
| B | WHT | 17 | Stop Lamp Switch Signal (Domestic) |
| LT BLU | 20 | Stop Lamp Switch Signal | |
Stop Lamp Switch Terminal Identification C3
| Connector Part Information |
|
||
|---|---|---|---|
| Pin | Wire Color | Circuit No. | Function |
| A | ORN/BLK | 434 | Neutral Safety Switch Signal |
| B | DK GRN/WHT | 1135 | A/T Shift Lock Control Solenoid Supply Voltage |
| C-D | - | - | Not Used |
Tail/Stop Lamp Terminal Identification - Left (Export)
| Connector Part Information |
|
||
|---|---|---|---|
| Pin | Wire Color | Circuit No. | Function |
| A | YEL | 820 | CHMSL Supply Voltage |
| B | BRN | 9 | Park Lamp Supply Voltage |
| G | BLK | 150 | Ground |
Tail/Stop Lamp Terminal Identification - Right (Export)
| Connector Part Information |
|
||
|---|---|---|---|
| Pin | Wire Color | Circuit No. | Function |
| A | YEL | 820 | CHMSL Supply Voltage |
| B | BRN | 9 | Park Lamp Supply Voltage |
| G | BLK | 150 | Ground |
Tail/Stop and Turn Signal Lamp Terminal Identification - Left (Domestic)
| Connector Part Information |
|
||
|---|---|---|---|
| Pin | Wire Color | Circuit No. | Function |
| A | YEL | 18 | Left Rear Stop/Turn Lamp Supply Voltage |
| B | BRN | 9 | Park Lamp Supply Voltage |
| G | BLK | 150 | Ground |
Tail/Stop and Turn Signal Lamp Terminal Identification - Right (Domestic)
| Connector Part Information |
|
||
|---|---|---|---|
| Pin | Wire Color | Circuit No. | Function |
| A | DK GRN | 19 | Right Rear Stop/Turn Lamp Supply Voltage |
| B | BRN | 9 | Park Lamp Supply Voltage |
| G | BLK | 150 | Ground |
Turn Signal Lamp Terminal Identification - LF (Export)
| Connector Part Information |
|
||
|---|---|---|---|
| Pin | Wire Color | Circuit No. | Function |
| A | LT BLU/WHT | 1314 | Left Front Turn Signal Lamp Supply Voltage |
| G | BLK | 150 | Ground |
Turn Signal Lamp Terminal Identification - RF (Export)
| Connector Part Information |
|
||
|---|---|---|---|
| Pin | Wire Color | Circuit No. | Function |
| A | DK BLU/WHT | 1315 | Right Front Turn Signal Lamp Supply Voltage |
| G | BLK | 150 | Ground |
Turn Signal Lamp Terminal Identification - RR (Export)
| Connector Part Information |
|
||
|---|---|---|---|
| Pin | Wire Color | Circuit No. | Function |
| A | DK GRN | 19 | Right Rear Stop/Turn Lamp Supply Voltage |
| G | BLK | 150 | Ground |
Turn Signal Lamp Terminal Identification - LR (Export)
| Connector Part Information |
|
||
|---|---|---|---|
| Pin | Wire Color | Circuit No. | Function |
| A | YEL | 18 | Left Rear Stop/Turn Lamp Supply Voltage |
| G | BLK | 150 | Ground |
Underhood Lamp Terminal Identification
| Connector Part Information |
|
||
|---|---|---|---|
| Pin | Wire Color | Circuit No. | Function |
| A | BLK | 40 | Battery Positive Voltage |
| B | BLK | 150 | Ground |
Vanity Mirror Lamp Terminal Identification - Left
| Connector Part Information |
|
||
|---|---|---|---|
| Pin | Wire Color | Circuit No. | Function |
| A | ORN | 640 | Battery Positive Voltage |
| B | BLK | 150 | Ground |
Vanity Mirror Lamp Terminal Identification - Right
| Connector Part Information |
|
||
|---|---|---|---|
| Pin | Wire Color | Circuit No. | Function |
| A | ORN | 640 | Battery Positive Voltage |
| B | BLK | 150 | Ground |
RENDER: 1.0x
NO RELATED
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When to See a Mechanic
Stop DIY work and contact a certified mechanic immediately if any of the following apply:
- β’ You smell fuel, burning insulation, or see smoke.
- β’ Brakes feel soft, pull hard to one side, or make grinding noises.
- β’ The engine overheats, stalls repeatedly, or misfires under load.
- β’ You are missing required tools, torque specs, or safe lifting equipment.
- β’ You are not confident in the next step or safety outcome.