LEMON Manuals: Even more car manuals for everyone: 1960-2025
Home >> Chevrolet >> 2010 >> HHR LS, Automatic >> Repair and Diagnosis >> Engine Performance >> Testing & Diagnosis >> Data Communication System >> Diagnostic Information and Procedures >> DTC B1009 >> Circuit/System Description
October 30: LEMON manuals on a temporary server, it is slow and having issues, download the manuals you need! Later in November we will switch back to the fast server.

Circuit/System Description

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