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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 C0376: Vehicle Speed On Class 2 Data Bus >> Conditions for Setting the DTC

Conditions for Setting the DTC

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The transfer case shift control module detects continued readings of front and rear propshaft speed signal which do not match. The module is unable to determine propshaft speed.

The system will log the DTC if the front and rear propshaft inputs indicates a speed greater than 20 percent difference for 40 seconds while all of the following are true:

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