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Home >> Chevrolet >> 2002 >> Astro Van Passenger, AWD >> Repair and Diagnosis >> External Pages >> Different car >> Section 807 (Transfer Case - NVG 136-NP4) >> Diagnostic Information and Procedures >> DTC C0310: Open On The Motor Control A Circuit Or The Motor Control B Circuit >> Test Description

Test Description

WARNING: This page is about a different car, the 2003 GMC Safari and 2003 Chevrolet Astro. However, it is still accessible from the selected car via links, so may be relevant.

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

  1. 2. Tests Motor Control A for an open circuit.
  2. 3. Tests Motor Control B for an open circuit.
  3. 4. Tests for an open across the motor windings.
Fig 1: DTC C0310
G01643204Courtesy of GENERAL MOTORS CORP.
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