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Home >> Chevrolet >> 2002 >> Blazer 4D Utility, 4WD, Part Time >> Repair and Diagnosis >> External Pages >> Different car >> Section 859 (Rear Axle Controls) >> Diagnostic Information and Procedures >> Differential Lock Indicator Inoperative >> Test Description

Test Description

WARNING: This page is about a different car, the 2003 Pontiac Aztek and 2003 Buick Rendezvous. 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. This step tests for an intermittent condition.
  2. 3. This step determines if the failure is the result of a faulty instrument cluster.
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