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Diagnostic Trouble Code Definitions

DIAGNOSTIC TROUBLE CODE DEFINITIONS

DTC (1) Description Perform Test
B1003 Programming Mode Active Message Not Received B1003 
B3102 Remote Keyless Entry Data Link Circuit Low Voltage B3102 
B3103 Remote Keyless Entry Data Link Circuit High Voltage B3103 
B3106 Remote Keyless Entry Data Link Parity Error B3106 
PXXXX Powertrain Control Module Fault (2)
(1) DTCs listed in this table are only for testing covered in this article. For complete DTC listing, see BODY CONTROL MODULES - IMPALA & MONTE CARLO article.
(2) For PCM DTC descriptions and testing procedures not listed, see appropriate SELF-DIAGNOSTICS article in ENGINE PERFORMANCE.
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