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 MANUALSBUICK2000PARK AVENUE BASE, 3.8 1REPAIR AND DIAGNOSIS (SINGLE PAGE)ACCESSORIES & EQUIPMENTANTI-THEFT SYSTEMSANTI-THEFT SYSTEMSYMPTOM TESTSTEST 1: CTD ALARM MODE INOPERATIVE
2000 Buick Park Avenue Base, 3.8 1
Test 1: CTD Alarm Mode Inoperative
2000 Buick Park Avenue Base, 3.8 1SECTION Test 1: CTD Alarm Mode Inoperative
- Open driver's window. Unlock doors using power door lock switch or remote keyless entry transmitter. Remove key from ignition. Open driver's door. If SECURITY indicator light is flashing, go to next step. If SECURITY indicator light is not flashing, repair courtesy light circuit. See ILLUMINATION/INTERIOR LIGHTS article.
- Lock vehicle using power door lock switches or remote keyless entry transmitter. If SECURITY indicator light changes from flashing to on, go to next step. If SECURITY indicator light does not change from flashing to on, repair power door lock circuit. See POWER DOOR LOCKS - PARK AVENUE article.
- Close all doors. All doors must be closed for CTD system to arm. If SECURITY indicator light turns off in about 30 seconds, go to next step. If SECURITY indicator light does not turn off, repair courtesy light circuit. See ILLUMINATION/INTERIOR LIGHTS article.
- Unlock driver's door with manual knob and open door. If all alarm mode functions activate (lights and horn), go to next step. If only lights activate, see TEST 3: HORN INOPERATIVE IN CTD ALARM MODE . If only horn activates, see TEST 4: LIGHTS INOPERATIVE IN CTD ALARM MODE .
- Disarm CTD system using key in driver door lock. If all alarm mode functions stop, check for intermittent or poor connections. If alarm mode functions do not stop, see TEST 2: CTD DOES NOT DISARM WITH KEY LOCK .
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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.