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 MANUALSBUICK2006TERRAZA CXL, 3.5 L, AWDREPAIR AND DIAGNOSISEXTERNAL PAGESDIFFERENT CARSECTION 261 (BATTERY, CHARGING SYSTEM AND STARTING SYSTEM)DIAGNOSTIC INFORMATION AND PROCEDURESDIAGNOSTIC CODE INDEX
2006 Buick Terraza CXL, 3.5 L, AWD
Diagnostic Code Index
2006 Buick Terraza CXL, 3.5 L, AWDSECTION Diagnostic Code Index
WARNING: This page is about a different car, the 2007 Chevrolet Monte Carlo and 2007 Chevrolet Impala. However, it is still accessible from the selected car via links, so may be relevant.
DIAGNOSTIC CODE INDEX
| DTC | Description |
|---|---|
| DTC B1325 | Device Power Circuit |
| DTC B1405 | Device Voltage Reference Output 2 Circuit |
| DTC B1424 | Device 1 Voltage Low |
| DTC B1516 | Battery Current Sensor |
| DTC B1517 | Battery Voltage |
| DTC B1527 | High Parasitic Load Detected |
| DTC C0899 | Device Voltage Low |
| DTC C0900 | Device Voltage High |
| DTC P0562 | System Voltage Low |
| DTC P0563 | System Voltage High |
| DTC P0615 | Starter Relay Control Circuit |
| DTC P0621 | Generator L-Terminal Circuit |
| DTC P0622 | Generator F-Terminal Circuit |
| DTC P1668 | Generator L-Terminal Control Circuit |
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.