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.
1993 Cadillac AllanteFACTORY OEM SERVICE PROCEDURE
Selecting The System
Following display of trouble codes first available system will be displayed (i.e. PCM?). While selecting a system to test, any of following actions may be taken to control display:
- Depressing OFF button at CCP will stop system selection process and return display to beginning of trouble code sequence.
- Depressing LO button at CCP will display next available system selection. This allows display to be stepped through all system choices. This list of systems can be repeated following end of system list.
- Depressing HI button on CCP will select displayed system for testing.
Factory Service Tools
Use the Manual With the Right Hardware
Pair factory procedures with proven DIY tools so the instructions are easier to execute.
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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.