Test Description
WARNING: This page is about a different car, the 2005 Pontiac Aztek and 2005 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: Determines if the malfunction is present.
- 3: Determines if the malfunction is due to an internal fault in the navigation radio or a GPS antenna failure.
DTC B2462
| Step | Action | Value(s) | Yes | No |
|---|---|---|---|---|
| Schematic Reference: Navigation System Schematics | ||||
| 1 | Did you perform the Diagnostic System Check - Vehicle? | - | Go to Step 2 | Go to Diagnostic System Check - Vehicle in Vehicle DTC Information |
| 2 |
|
4.0-5.5 V | Go to Step 5 | Go to Step 3 |
| 3 | Test the GPS cable for an open or short to ground. Refer to Circuit Testing
and Wiring Repairs
in Wiring Systems. Did you find and correct the condition? |
- | Go to Step 7 | Go to Step 4 |
| 4 | Inspect for poor connections at the harness connector of the GPS cable. Refer to Testing for Intermittent Conditions and Poor Connections
and Connector Repairs
in Wiring Systems. Did you find and correct the condition? |
- | Go to Step 7 | Go to Step 6 |
| 5 | Replace the GPS antenna. Refer to Antenna Replacement - Global Positioning System (GPS) . Did you complete the replacement? |
- | Go to Step 7 | - |
| 6 | Replace the navigation radio. Refer to Radio Replacement
in Entertainment. Did you complete the replacement? |
- | Go to Step 7 | - |
| 7 |
|
- | Go to Step 2 | System OK |