Chevrolet HHR 2006–2008 — technical service bulletin
Bulletin PIP4310E · NHTSA communication 10162101 · issued Jun 3, 2019
Technical service bulletin
communication type
Engine and Engine Cooling
component
2006–2008
model years
3
vehicle entries
Official summary
This preliminary information, informs the dealer of potential wiring and harness issues that could caus an intermittent service engine soon lamp to illuminate. Dealer is to check the engine wiring harness at points listed in the document and also verify that if any previous repairs were made, they were made properly.
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.