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Home >> Chevrolet >> 2002 >> Blazer 4D Utility, 4WD, Part Time >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 4 (Transfer Case - NVG 236/246-NP8 (Two-Speed Automatic) Service) >> Diagnostic Information and Procedures >> DTC C0374: Transfer Case Shift Control Module Is Unable To Correct Sensed Slip >> Test Description

Test Description

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The numbers below refer to the step numbers on the diagnostic table.

2. Helps determine if the DTC set due to a mechanical or an electrical fault.

3. Tests the integrity of the Motor Control circuit.

4. Determines whether the Encoder Motor is moving to the proper position.

Fig 1: DTC C0374
G01671182Courtesy of GENERAL MOTORS CORP.