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Chevrolet TSB #PI1274
2014 Chevrolet Spark
TSB Document:
Affected Component: VISIBILITY:DEFROSTER/DEFOGGER/HVAC SYSTEM:REAR WINDOW
- Summary
- This PI provides information to update the BCM for a relay that can pulse rapidly causing a noise in the left fromt side of the instrument panel and poor performace of the rear window defogger.
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