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Home >> Cadillac >> 2011 >> STS RWD >> Repair and Diagnosis >> External Pages >> Different car >> Section 108 (Keyless Entry System And Remote Functions) >> Diagnostic Information and Procedures >> DTC B3105 >> Circuit/System Testing
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Circuit/System Testing

WARNING: This page is about a different car, the 2010 Cadillac SRX. However, it is still accessible from the selected car via links, so may be relevant.
  1. Verify that the transmitter is the correct transmitter for the vehicle. This can be accomplished by comparing the part number printed on the transmitter to the appropriate part number in the parts catalog.
    • If not correct, replace the transmitter.
  2. Attempt to program the transmitter. Refer to Replacing Keys . The transmitter should program.
    • If the transmitter does not program, replace the transmitter.
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