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Doors Diagnostic System Check

  1. If customer concern is not a power sliding door system condition, go to next step. If customer concern is a power sliding door system condition, go to step  3 .
  2. If Body Control Module (BCM) diagnostic system check has not been performed, perform BODY CONTROL MODULE DIAGNOSTIC SYSTEM CHECK  . If BCM diagnostic system check has been performed, repair power door lock system by symptom, see SYMPTOM INDEX  under SYSTEM TESTS.
  3. Enter Body Control Module (BCM) diagnostic mode 1. See ON-BOARD DIAGNOSTICS in BODY CONTROL MODULES - MONTANA, SILHOUETTE & VENTURE article. If BCM enters diagnostic mode, go to next step. If BCM does not enter diagnostic mode, repair power sliding door system by symptom. See POWER SLIDING SIDE DOORS - MONTANA, SILHOUETTE & VENTURE article.
  4. If BCM displays DTC 12, repair power sliding door system by symptom. See POWER SLIDING SIDE DOORS - MONTANA, SILHOUETTE & VENTURE article. If any other BCM DTCs are displayed, perform appropriate test(s). See BODY CONTROL MODULE DTC INDEX under ON-BOARD DIAGNOSTICS in BODY CONTROL MODULE DIAGNOSTIC SYSTEM CHECK in BODY CONTROL MODULES - MONTANA, SILHOUETTE & VENTURE article.
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