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Home >> Cadillac >> 2008 >> DTS 4.6 9 >> Repair and Diagnosis >> External Pages >> Different car >> Section 249 (Data Communications System) >> Diagnostic Information and Procedures >> DTC B1009 >> Circuit/System Description

Circuit/System Description

WARNING: This page is about a different car, the 2011 Cadillac DTS. However, it is still accessible from the selected car via links, so may be relevant.

The electrically erasable programmable read-only memory (EEPROM) check sum error detection is handled inside the control module.