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Home >> Oldsmobile >> 2000 >> Intrigue GL >> Repair and Diagnosis >> External Pages >> Different car >> Section 29 (Theft Deterrent System) >> Diagnostic Tests >> DTC B1007: Checksum Value Error >> Testing
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DTC B1007: Checksum Value Error: Testing

WARNING: This page is about a different car, the 2002 GMC Savana, 2002 Chevrolet Chevy Express, 2001 GMC Savana, and 2001 Chevrolet Chevy Express. However, it is still accessible from the selected car via links, so may be relevant.
  1. If theft deterrent diagnostic system check has been performed, go to next step. If theft deterrent diagnostic system check has not been performed, go to THEFT DETERRENT DIAGNOSTIC SYSTEM CHECK  .
  2. Turn ignition switch to OFF position. Connect scan tool to Data Link Connector (DLC), located below steering column. See Figure . Turn ignition switch to RUN position. Using scan tool, clear DTCs. If scan tool indicates B1007 is current, go to next step. If scan tool does not indicate B1007 as current, go to DIAGNOSTIC AIDS  .
  3. Replace Passlock(tm) module. After repair, go to next step.
  4. Using scan tool, clear DTCs. Operate vehicle to verify fault no longer exists. If DTC B1007 resets, go to step  2 .
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