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.
Selecting System Level
1997 Cadillac Seville SLSSECTION Selecting System Level
Following trouble code display, first available system will be displayed (i.e., PCM?, IPC?, ACM?, etc.). When selecting a system to test, any of the following actions may be taken to control display:
- Pressing LO (fan down) button on CCP will display next available system selection (i.e., SIR?, TCS?, RSS?, PZM?, etc.). This allows display to be cycled through all system choices. List of systems can be repeated following end of system list.
- Pressing HI (fan up) button on CCP will select displayed system for testing (i.e., PZM DATA, PZM INPUTS, PZM OUTPUTS, etc.). See Figure .
- Pressing OFF button on CCP will stop system selection process and return display to beginning of PZM trouble code sequence.
RENDER: 1.0x
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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.