Chevrolet Malibu 2006–2012 — technical service bulletin
Bulletin PI0857A · NHTSA communication 10126232 · issued Dec 10, 2014
Technical service bulletin
communication type
Electrical System
component
2006–2012
model years
14
vehicle entries
Official summary
This preliminary informational bulletin provides information on how to repair the increased amounts of resistance in the terminal at the junction block by installing a relay to control the power to the rear defoggers to correct the customers concern of the rear defrost are inop.
Vehicles covered
What a TSB means. Technical service bulletins are repair guidance manufacturers send to dealers — they are not recalls, and repairs are not automatically free (warranty extensions are an exception worth checking). The full document is available via NHTSA’s vehicle lookup.