SEO VF Digital Trip Odometer Inoperative (000.0 Always Displayed)
- Disconnect digital speedometer module connector. Turn ignition switch to RUN position. Connect a test light between digital speedometer module harness connector terminals "F" (Brown wire) and "H" (Light Green wire). See Fig 1
. If test light illuminates, go to next step. If test light does not illuminate, go to step 4).
- Check for short to ground in circuit No. 376 (Light Green wire) between digital speedometer module and accessory switch. Repair as necessary and recheck system operation. If circuit is okay, go to next step.
- Replace accessory switch. Recheck system operation.
- Replace instrument cluster. See INSTRUMENT CLUSTER
under REMOVAL & INSTALLATION. Recheck system operation.
Courtesy of GENERAL MOTORS CORP.