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.
2001 Cadillac DeVille BaseFACTORY OEM SERVICE PROCEDURE
Shift Interlock Systems
- Description & Operation
- Trouble Shooting
- Self-Diagnostic System
- Symptom Tests
- Notes
- Test A: Reverse Lockout System Inoperative
- Test B: Shift Lever Does Not Move With Brake Pedal Depressed (DEVILLE High Luxury Sedan)
- Test C: Shift Lever Does Not Move With Brake Pedal Depressed (DEVILLE Touring Sedan)
- Test D: Shift Lever Can Be Moved Without Brake Pedal Depressed (DEVILLE High Luxury Sedan)
- Test E: Shift Lever Can Be Moved Without Brake Pedal Depressed (DEVILLE Touring Sedan)
- Adjustments
- Removal & Installation
- Connector Identification
- Wiring Diagrams
Factory Service Tools
Use the Manual With the Right Hardware
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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.