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.
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HOMESERVICE MANUALSBUICK1999REGAL LSREPAIR AND DIAGNOSIS (SINGLE PAGE)ACCESSORIES & EQUIPMENTANTI-THEFT SYSTEMSPOWER DOOR LOCK SYSTEMSYSTEM TESTSNOTES
1999 Buick Regal LS
System Tests: Notes
1999 Buick Regal LSSECTION Notes
NOTE:
Use adapter from Terminal Test Adapter Kit (J-35616-A) connected to DVOM when making all measurements.
SYMPTOM INDEX
| Symptom | Perform Test |
|---|---|
| Automatic Door Lock Relock Mode Inoperative | A |
| Automatic Door Lock Lock/Unlock Mode Inoperative | B |
| Automatic Door Lock Last Door Lock Mode Inoperative | C |
| Power Door Locks Inoperative | D |
| One Power Door Lock Motor Inoperative | E |
| Power Door Locks Lockout Mode Inoperative | F |
| Power Door Locks Lockout Override Mode Inoperative | G |
| One Power Door Lock Switch Inoperative | H |
| One Power Door Lock Switch Lock Function Inoperative | J |
| One Power Door Lock Switch Unlock Function Inoperative | K |
RENDER: 1.0x
NO RELATED
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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.