LEMON Manuals: Even more car manuals for everyone: 1960-2025
Home >> GMC >> 2002 >> Jimmy 2D Utility, Automatic, Standard >> Repair and Diagnosis >> External Pages >> Different car >> Section 1580 (Cellular Communication System) >> Diagnostic Information and Procedures >> DTC B2470: Vehicle Communication Interface Module Does Not Detect A Cellular Signal >> Test Description >> Notes
April 5, 2026: LEMON Manuals is launched! Read the announcement.

Test Description: Notes

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

The number(s) below refer to the step number(s) on the diagnostic table.

  1. 2. This step tests the condition of the Cellular Antenna.
  2. 3. This step tests the condition of the cellular antenna coax and for proper ground of the cellular antenna.