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.
2007 Cadillac Escalade EXTFACTORY OEM SERVICE PROCEDURE
Control Units
CONTROL UNITS LOCATION
| Component | Location |
|---|---|
| Assist Step Control Module | Under left center of vehicle. See Figure. |
| Blower Motor Control Module | Bottom center of HVAC module. See Figure. |
| Blower Motor Control Module - Auxiliary (Long Wheel Base) | Below rear HVAC blower motor. See Figure. |
| Blower Motor Control Module - Auxiliary (Short Wheel Base) | Below rear HVAC blower motor. See Figure. |
| Body Control Module (BCM) | Behind lower left side of dash. See Figure. |
| Climate Control Seat Module (Passenger) | Under right front seat. See Figure. |
| Electrical Suspension Control (ESC) Module | Above spare tire, on chassis. See Figure. |
| Electronic Brake Control Module (EBCM) | On left rear frame rail. See Figure. |
| Electronic Suspension Control (ESC) Module | Left rear of frame chassis. See Figure. |
| Engine Control Module (ECM) | Left side of engine compartment. See Figure. |
| Heated Seat Module - Rear | Under left rear seat. See Figure. |
| HVAC Control Module - Auxiliary | Above middle of headliner. See Figure. |
| Inflatable Restraint Front Passenger Presence System (PPS) Module | Below right front seat. See Figure. |
| Inflatable Restraint Sensing & Diagnostic Module (SDM) | Under left front seat. See Figure. |
| Memory Seat Module - Driver | Under front of driver's seat. See Figure. |
| Object Alarm Module | Under right front seat. See Figure. |
| Power Liftgate Module | Left rear of cargo area, behind trim panel. See Figure. |
| Rear View Camera Image Display Module | Under right front seat. See Figure. |
| Rear Window Wiper Module | In liftgate, below rear glass. |
| Sunroof Module | Above front of headliner. See Figure. |
| Theft Deterrent Control Module | On ignition switch. See Figure. |
| Transfer Case Shift Control Module | Below left end of dash. See Figure. |
| Transmission Control Module (TCM) | Left side of engine compartment. See Figure. |
| Vehicle Communication Interface Module (VCIM) | Behind center of dash. 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:
- • You smell fuel, burning insulation, or see smoke.
- • Brakes feel soft, pull hard to one side, or make grinding noises.
- • The engine overheats, stalls repeatedly, or misfires under load.
- • You are missing required tools, torque specs, or safe lifting equipment.
- • You are not confident in the next step or safety outcome.
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