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Test Description

The number(s) below refer to the step number(s) on the diagnostic table.

  1. 2. Determines of DTCs C0300 or C0305 have set.
  2. 3. Helps determine if the transfer case speed sensors are working properly.
  3. 4. Tests to see if the DTC will reset.
  4. 5. Inspects for mismatches and whether speed sensors are wired correctly.
  5. 6. Inspects the transfer case for mechanical failures.
Fig 1: DTC C0376
G01643207Courtesy of GENERAL MOTORS CORP.
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