Service bulletin PIC5820

A bulletin is a manufacturer's communication to its dealers, as NHTSA indexes it. The summary is NHTSA's. The document is the manufacturer's: read it at NHTSA. A bulletin is not a recall, and listing a model year does not mean every vehicle of it is concerned.

NHTSA's summary

This Preliminary Information communication provides information to the technician about vehicles that have Unable to adjust radio volume, Radio doesn't retain previous station after an ignition cycle, displays 87.9 FM and clock 12:00 after ignition cycle, display randomly locks up and Heater-Vent-Air Conditioning displays only HI or LO when changing temperature, loss of radio presets, OnStar interface - screen doesn't return to previous selection after an OnStar call is made. Technician will need to update the radio. Technician will need to update the radio he latest calibrations available in TIS2WEB.

The document

• NHTSA's copy of the document (PDF)
• If that address does not open, try this one

The document is the manufacturer's. This site does not hold it. NHTSA files a document at one of these two addresses; we have not asked NHTSA which.

Components

Equipment and accessories, Heating and air conditioning

Listing a model year does not mean every vehicle of it is concerned: the document says which.

A recall listed here may apply to some of the same vehicles. Only the manufacturer can say whether it applies to one vehicle.

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