SWITCHES
| Component | Location |
|---|---|
| A/C High Pressure Switch Connector (4.3L) | On rear portion of A/C compressor. (Scheme 20) |
| A/C High Pressure Switch Connector (4.8L, 5.3L & 6.0L) | On rear portion of A/C compressor. (Scheme 21) |
| A/C High Pressure Switch (6.6L) | On rear of A/C compressor. (Scheme 98) |
| A/C Low Pressure Switch | On side of accumulator. (Scheme 22) |
| Automatic Transmission Fluid Pressure (TFP) Manual Valve Position Switch (4L60-E/4L65-E/4L70-E) | Internal to transmission. (Scheme 46) |
| Automatic Transmission Fluid Pressure (TFP) Manual Valve Position Switch (4L80-E/4L85-E) | Internal to transmission. (Scheme 50) |
| Brake Fluid Level Switch Connector | On brake master cylinder reservoir. (Scheme 26) |
| Brake Fluid Level Switch Connector (Heavy Duty) | At left rear of engine compartment. (Scheme 41) |
| Brake Pressure Differential Switch Connector (Light Duty) | On brake valve, near front of EBCM. (Scheme 11) |
| Coolant Level Switch | Bottom of surge tank. (Scheme 97) |
| Door Ajar Switch Connector - LR | At base of left "B" pillar. (Scheme 15) |
| Door Ajar Switch - RR (Passenger/Cargo) | At right "B" pillar. (Scheme 31) |
| Door Jam Switch - LR Side | At left "B" pillar. (Scheme 63) |
| Door Jam Switch - RR Side (Hinged) | At right "B" pillar. (Scheme 64) |
| Door Jam Switch - RR Side (Sliding) | At right "B" pillar. (Scheme 65) |
| Door Latch Assembly - Cargo | In right rear cargo door. (Scheme 111) |
| Door Latch Assembly - Driver | At rear of driver door. (Scheme 61) |
| Door Latch Assembly - Passenger | At rear of front passenger door. (Scheme 62) |
| Engine Oil Level Switch | On left side of oil pan. (Scheme 81) |
| Engine Oil Level Switch Connector (4.8L, 5.3L & 6.0L) | On right side of oil pan. (Scheme 21) |
| Horn Switch | In steering wheel. (Scheme 103) |
| Ignition Key Alarm Switch | Inside top of steering column. (Scheme 13) |
| Park Brake Switch Connector | Under left side of dash. (Scheme 28) |
| Park/Neutral Position (PNP) Switch (4.3L & 5.3L) | On left side of transmission. (Scheme 35) |
| PNP Switch (4L60-E/4L65-E/4L70-E) | On left side of transmission. (Scheme 47) |
| Power Brake (PB) Booster Fluid Pressure Alarm Switch Connector | Near power brake booster, in booster inlet hose. (Scheme 27) |
| Seat Belt Switch - LF | In left front seat belt latch. (Scheme 51) |
| Stop Lamp Switch Connector | Behind left side of dash, above brake pedal. (Scheme 60) |
SWITCHES LOCATION