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Conditions for Clearing the DTC

WARNING: This page is about a different car, the 2002 Oldsmobile Bravada, 2002 GMC Envoy XL, 2002 GMC Envoy, and 2002 Chevrolet TrailBlazer. However, it is still accessible from the selected car via links, so may be relevant.
DTC B1445

Step Action Yes No
Schematic Reference: Retained Accessory Power (RAP) Schematics 
Connector End View Reference: MASTER ELECTRICAL COMPONENT LIST in Wiring Systems
1 Did you perform the retained accessory power (RAP) Diagnostic System Check? Go to Step 2  Go to Diagnostic System Check - Retained Accessory Power 
2
  1. Turn OFF the ignition.
  2. Disconnect the first device powered by RAP supply voltage circuit - the RAP relay or sunroof module connector.
  3. Turn the ignition ON, with the engine OFF.
  4. Retrieve DTCs from the body control module (BCM).
Does the DTC B1445 still set as current?
Go to Step 3  Go to Step 4 
3 Test the RAP supply voltage circuit for a short to ground. Refer to CIRCUIT TESTING and WIRING REPAIRS in Wiring Systems.
Did you find and correct the condition?
Go to Step 8  Go to Step 5 
4 Inspect for poor connections at the first device powered by RAP supply voltage circuit - RAP relay or sunroof module. Refer to TESTING FOR INTERMITTENT CONDITIONS AND POOR CONNECTIONS and CONNECTOR REPAIRS in Wiring Systems.
Did you find and correct the condition?
Go to Step 8  Go to Step 6 
5 Inspect for poor connections at the harness connector of the BCM. Refer to TESTING FOR INTERMITTENT CONDITIONS AND POOR CONNECTIONS and CONNECTOR REPAIRS in Wiring Systems.
Did you find and correct the condition?
Go to Step 8  Go to Step 7 
6 Replace the first device powered by RAP supply voltage circuit - RAP relay or sunroof module.
Did you complete the replacement?
Go to Step 8  -
7
IMPORTANT: Perform the module setup procedure, if required.
  1. Replace the BCM. Refer to BODY CONTROL MODULE REPLACEMENT in Body Control System.
  2. Perform the setup procedure for the BCM. Refer to BODY CONTROL MODULE (BCM) PROGRAMMING/RPO CONFIGURATION in Body Control System.
Did you complete the replacement?
Go to Step 8  -
8
  1. Use the scan tool in order to clear the DTCs.
  2. Operate the vehicle within the Conditions for Running the DTC.
Does the DTC reset?
Go to Step 2  System OK