Diagnostic Code Index
WARNING: This page is about a different car, the 2006 GMC Sierra, 2006 GMC Cab & Chassis Sierra, 2006 Chevrolet Silverado, and 2006 Chevrolet Cab & Chassis Silverado. However, it is still accessible from the selected car via links, so may be relevant.
DIAGNOSTIC CODE INDEX
| DTC | Description |
|---|---|
| DTC B1390 | Device Voltage Reference Input 1 Circuit |
| DTC B139A, DTC B139B, DTC B139C, DTC B139D, DTC B139E, DTC B139F, DTC B140A, DTC B140B or DTC B140C | DC/AC Converter |
| DTC B1487 | Generator L-Terminal Circuit Low |
| DTC B1488 | Generator L-Terminal Circuit High |
| DTC B1492 | Generator F-Terminal Circuit Low |
| DTC B1516 | Battery Current Sensor Performance |
| DTC B3009 | Hood Ajar Circuit High |
| DTC B3008 | Hood Ajar Circuit Low |
| DTC B3006 | Hood Ajar Circuit |
| DTC P0A1D | HCM System Fault |
| DTC P0A27 or P1A58 | Hybrid Battery Pack Relay |
| DTC P0A7E | Hybrid Battery Pack Overtemperature |
| DTC P0A7F | Hybrid Battery Pack Life |
| DTC P0A82 | Hybrid Battery Pack Cooling Fan Stuck OFF |
| DTC P0A83 | Hybrid Battery Pack Cooling Fan Stuck ON |
| DTC P0A88 | 14-Volt Power Module Current Sensor Circuit Low Current |
| DTC P0A89 | 14-Volt Power Module Current Sensor Circuit High Current |
| DTC P0A8B | 14-Volt Power Module System Voltage |
| DTC P0A8E | 14-Volt Power Module System Voltage High |
| DTC P0A9C, P0AC6 or P0ACB | Hybrid Battery Temperature Sensor Performance |
| DTC P0A9D, P0A9E, P0AC7, P0AC8, P0ACC or P0ACD | Hybrid Battery Temperature Sensor Circuit High/Low Voltage |
| DTC P0ABF or P0AC0 | Hybrid Battery Current Sensor Performance |
| DTC P0562 | System Voltage Low |
| DTC P0563 | System Voltage High |
| DTC P0615 | Starter Relay Circuit |
| DTC P0616, P0617, P2617, or P0725 | Starter Relay Control Circuit High/Low Voltage |
| DTC P0621 | Generator L-Terminal Circuit |
| DTC P0622 (Gas Engine) | DTC P0622 Generator F-Terminal Circuit |
| DTC P0622 (Diesel Engine) | DTC P0622 Generator F-Terminal Circuit |
| DTC P1637 | Charging System Lamp Control Circuit |
| DTC P1638 | Generator F-Terminal Circuit |
| DTC P1A00, P1A01, P1A02, P1A03, P1A04, P1A05, P1A06, P1A07, or P1A08 | ESCM |
| DTC P1A10, P1A13 or P1A16 | Hybrid Battery Temperature Sensor Performance |
| DTC P1A11, P1A12, P1A14, P1A15, P1A17 or P1A18 | Hybrid Battery Temperature Sensor Circuit High/Low Voltage |
| DTC P1A22, P1A23, P1A26, P1A27, P1A28, P1A29, P1A2A, P1A2D, P1A2E, P1A2F P1A30, P1A31, P1A34, P1A35 or P1A36 | Hybrid Battery Circuit High/Low Voltage |
| DTC P1A24, P1A2B or P1A32 | Hybrid Battery Voltage |
| DTC P1A4A, P1A4B, P1A4C, or P1A4D | Hybrid Battery Current Sensor Performance |
| DTC P1A6C | SGCM Service Calibration Fault |
| DTC P1A93 or P1A94 | 14-Volt Power Module Stuck On/Off |
| DTC P1A95 or P1A96 | DC/DC Converter Stuck |
| DTC P1A97, P1A98, P1A99 or P1A9A | Starter/Generator Control Module Hybrid Battery |
| DTC P1AA9 | Starter/Generator Phase U Current Sensor Performance |
| DTC P1AAA | Starter/Generator Phase W Current Sensor Performance |
| DTC P1AAB | Starter/Generator Phase U Circuit |
| DTC P1AAC | Starter/Generator Phase V Circuit |
| DTC P1AAD | Starter/Generator Phase W Circuit |
| DTC P1AAE | Starter/Generator Phase U-V-W Correlation |
| DTC P1AB2, P1A64, P1A65, P1A66, P1A67, P1A68, P1A69, P1A6A, or P1A6B | Starter/Generator Control Module |
| DTC P1AC9 | HCM Service Calibration Fault |