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 KREPAIR AND DIAGNOSIS (SINGLE PAGE)QUICK LOOKUPSDTC INDEXPOWER SEAT DTCS
2000 Buick Park Avenue Base, 3.8 K
Power Seat DTCS
2000 Buick Park Avenue Base, 3.8 KSECTION Power Seat DTCS
POWER SEAT DIAGNOSTIC TROUBLE CODE (DTC) LIST
| DTC | Description |
|---|---|
| B2101 | Recline Aft Switch Failed |
| B2102 | Recline Forward Switch Failed |
| B2103 | Rear Vertical Down Switch Failed |
| B2104 | Rear Vertical Up Switch Failed |
| B2105 | Horizontal Aft Switch Failed |
| B2106 | Horizontal Forward Switch Failed |
| B2107 | Front Vertical Down Switch Failed |
| B2108 | Front Vertical Up Switch Failed |
| B2109 | Lumbar Aft Switch Failed |
| B2110 | Lumbar Forward Switch Failed |
| B2111 | Lumbar Down Switch Failed |
| B2112 | Lumbar Up Switch Failed |
| B2113 | Driver Belt Tower Down Switch Circuit Malfunction |
| B2114 | Driver Belt Tower Up Switch Circuit Malfunction |
| B2115 | Recline Position Sensor Failed |
| B2116 | Rear Vertical Position Sensor Failed |
| B2117 | Horizontal Position Sensor Failed |
| B2118 | Front Vertical Position Sensor Failed |
| B2119 | Lumbar Forward/Aft Position Sensor Failed |
| B2120 | Lumbar Up/Down Position Sensor Failed |
| B2240 | Driver Memory 1 Select Switch Circuit Low |
| B2241 | Driver 2 Memory Select Switch Circuit Low |
| B2242 | Driver Memory Exit Switch Circuit Low |
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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.