Diagnostic Tests: Notes
WARNING: This page does not describe the selected car, but rather 12 other vehicles, including the 1999 GMC Yukon, 1999 GMC Suburban, 1999 GMC Sierra, 1999 GMC Pickup, and 1999 GMC Cab & Chassis. However, it is still accessible from the selected car via links, so may be relevant.
DIAGNOSTIC TROUBLE CODE (DTC) CHART
| Trouble Code | Possible Cause |
|---|---|
| B1015 | Passenger Deployment Loop Resistance High |
| B1016 | Passenger Deployment Loop Resistance Low |
| B1017 | Passenger Deployment Loop Open |
| B1018 | Passenger Deployment Loop Short To Ground |
| B1019 | Passenger Deployment Loop Short To Voltage |
| B1021 | Driver Deployment Loop Resistance High |
| B1022 | Driver Deployment Loop Resistance Low |
| B1024 | Driver Deployment Loop Short To Ground |
| B1025 | Driver Deployment Loop Short To Voltage |
| B1026 | Driver Deployment Loop Open |
| B1035 | Discriminating Sensor Closed Or Short To Ground |
| B1036 | Discriminating Sensor Open Or Short To Voltage |
| B1051 | Deployment Commanded |
| B1053 | Deployment Commanded With Loop Malfunction |
| B1054 | Passenger-Side Air Bag Switch Circuit Failure |
| B1061 | SIR Warning Light Malfunction |
| B1071 | Internal SDM Malfunction |