1988-1992 GMC Vandura and Chevy G20, G30
| No. | A | Description |
|---|---|---|
| 1 | 20 | Horn, Glove Box Light, Clock, Electric/Vanity Mirrors, Cigarette Lighter |
| 2 | 20 | Parking Lights, Light Switch, Tail Lights |
| 3 | 10 | Electronic Control Module (ECM) |
| 4 | 20 | Gauge, Cruise Control, Ashtray Light |
| 5 | 20 | Ignition, Ignition Switch, Turn Signal Flasher, Back-Up Light Switch |
| 6 | 10 | Electronic Control Module (ECM), Ignition |
| 7 | 10 | Daytime Running Lights |
| 8 | 5 | Rear Air Conditioning Switch Light, Rear Auxiliary Heater Switch, Dome Light Switch, Cigarette Lighter, Convenience Tray Light, Foglight, Mirror Switch Light, Auxiliary Heater, Rear Air Conditioning |
| 9 | 25 | Auxiliary Heater and Air Conditioning |
| 10 | 20 | Heater, Air Conditioning |
| 11 | 30 | Circuit Breaker: Power Windows |
| 12 | 20 | Fuel Pump |
| 13 | 30 | Circuit Breaker: Power Seat, Power Door Locks |
| 14 | 20 | Hazard Flasher, Stop Lamps |
| 15 | 10 | Radio |
| 16 | 25 | Windshield Washer/Wiper Motor and Switch |
| 17 | - | - |
