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2002
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Sierra 1500 HD, RWD
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Diagnostic Information & Procedures
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Keyless Entry System Inoperative
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Test Description
Test Description
The number below refers to the step number on the diagnostic table.
17)
- An illuminated test lamp at step 17 reveal a short to voltage in the serial data circuit.
Fig 1: Keyless Entry System Inoperative Diagnosis (Steps 1-11)
Courtesy of GENERAL MOTORS CORP.
Fig 2: Keyless Entry System Inoperative Diagnosis (Steps 12-21)
Courtesy of GENERAL MOTORS CORP.
Fig 3: Keyless Entry System Inoperative Diagnosis (Steps 22-25)
Courtesy of GENERAL MOTORS CORP.