HVAC, Manual DTCS
WARNING: This page is about a different car, the 2003 GMC Sierra, 2003 GMC Cab & Chassis Sierra, 2003 Chevrolet Silverado, and 2003 Chevrolet Cab & Chassis Silverado. However, it is still accessible from the selected car via links, so may be relevant.
HVAC - MANUAL DIAGNOSTIC TROUBLE CODE (DTC) LIST
| DTC | Description |
|---|---|
| DTC B0263, B0408, or B0418 | Actuator Position |
| DTC B0414, B0424, or B3770 | Actuator Position |
| DTC B1375 | No Ignition Voltage On The Ignition 3 Voltage Input |
| DTC P0530 | A/C Refrigerant Pressure Sensor Signal Voltage |