2004 Cadillac Escalade EXTFACTORY OEM SERVICE PROCEDURE

Electrical Component Locator: Switches

SWITCHES LOCATION

Component Location
A/C High Pressure Switch On rear of A/C compressor. See Figure.
A/C High Pressure Switch Connector (Except 4.3L) On A/C high pressure switch. See Figure.
A/C High Pressure Switch Connector (4.3L) On A/C high pressure switch. See Figure.
A/C Low Pressure Switch On right side of accumulator. See Figure.
Automatic Transmission Fluid Pressure (TFP) Manual Valve Position Switch In automatic transmission. See Figure.
Brake Fluid Level Switch On left side of brake fluid reservoir. See Figure.
Brake Fluid Level Switch Connector On brake fluid level switch. See Figure.
Brake Pressure Differential Switch Mounted to power brake booster, below master cylinder. See Figure.
Brake Pressure Differential Switch Connector On brake pressure differential switch. See Figure.
Coolant Level Switch In coolant reservoir.
Coolant Level Switch Connector Near coolant reservoir. See Figure.
Door Ajar Switch (Cargo) In right cargo door. See Figure.
Door Jamb Switch Connectors (Mini Wedge) (Left Rear) In left rear door. See Figure.
Door Jamb Switch Connectors (Mini Wedge) (Right Rear) In right rear door. See Figure.
Door Jamb Switch (Mini Wedge) (Driver) Rear of driver's door. See Figure.
Door Jamb Switch (Mini Wedge) (Right Front) At rear of right front door. See Figure.
Engine Oil Level Switch On lower right side of oil pan. See Figure.
Inflatable Restraint Seat Position Switch (Right) Below right front seat. See Figure.
Lift Gate Ajar Switch Connector (Left) Left side of lift gate. See Figure.
Lift Gate Ajar Switch Connector (Right) Right side of lift gate. See Figure.
Lift Glass Ajar Switch Center of lift gate. See Figure.
Park Brake Switch Part of park brake assembly.
Park/Neutral Position (PNP) Switch On left side of transmission. See Figure.
Seat Belt Switch Connector Near driver seat belt buckle. See Figure.
Stoplamp Switch On top of brake pedal bracket. See Figure.
Factory Service Tools

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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.

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