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Home >> GMC >> 2003 >> Safari Van Cargo, AWD >> Repair and Diagnosis >> External Pages >> Different car >> Section 565 (Instrument Panel, Gauges & Console) >> Diagnostic Information and Procedures >> Speedometer and/or Odometer Inaccurate or Inoperative (Diesel) >> Test Description

Test Description

WARNING: This page is about a different car, the 2002 GMC Savana Special, 2002 GMC Savana Camper Special, 2002 GMC Savana, and 2002 Chevrolet Chevy Express. However, it is still accessible from the selected car via links, so may be relevant.

The number below refers to the step number on the diagnostic table.

  1. 3. This step tests for the proper vehicle speed signal from the PCM.
Fig 1: Speedometer and/or Odometer Inaccurate or Inoperative (Diesel)
G01736546Courtesy of GENERAL MOTORS CORP.
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