# Service bulletin 990844002

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.

- Type: Service bulletin
- NHTSA id: 605958
- Published by NHTSA: 1999\-08\-04
- Manufacturer's number: 990844002
- Manufacturer's date: 1999\-04\-01
- NHTSA component: EQUIPMENT:ELECTRICAL:RADIO/TAPE DECK/CD ETC.

## NHTSA's summary

SOME CUSTOMERS MAY COMMENT THAT THE CD CHANGER WILL NOT RELEASE WHEN DEPRESSING THE EJECT BUTTON. \*TT

## The document

No address for NHTSA's copy can be built for this communication. Ask the dealer for it by the manufacturer's number.

## Components

Equipment and accessories

## Vehicles listed

- 1999 CADILLAC ESCALADE
- 1999 CHEVROLET BLAZER
- 1999 CHEVROLET C SERIES
- 1999 CHEVROLET DENALI
- 1999 CHEVROLET JIMMY
- 1999 CHEVROLET K SERIES
- 1999 CHEVROLET S SERIES
- 1999 CHEVROLET T SERIES
- 1999 CHEVROLET YUKON
- 1999 GMC BLAZER
- 1999 GMC C SERIES
- 1999 GMC DENALI
- 1998 to 1999 GMC ENVOY
- 1999 GMC JIMMY
- 1999 GMC K SERIES
- 1999 GMC S SERIES
- 1999 GMC T SERIES
- 1999 GMC YUKON
- 1999 OLDSMOBILE BRAVADA

## Other bulletins for the same vehicles and component

- [Recalls](/bulletins/10248444.md), 2024-01-08, Service bulletin: EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL. Vehicle Recalls
- [130089004I](/bulletins/10246624.md), 2023-12-11, Service bulletin: EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL. Car and Truck Fix it Right the First Time Issues
- [17\-NA\-073](/bulletins/10232287.md), 2023-03-03, Service bulletin: EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL. This warranty administration bulletin provides information regarding the field action courtesy transportation policy.
- [04\-06\-04\-051F](/bulletins/10209734.md), 2022-04-05, Service bulletin: FUEL SYSTEM, GASOLINE:FUEL INJECTION SYSTEM; EQUIPMENT:MECHANICAL. This service bulletin provides information for maintenance cleaning of the fuel injectors and gasoline detergent additive.
- [PI0281D](/bulletins/10190934.md), 2021-04-26, Service bulletin: EQUIPMENT ADAPTIVE/MOBILITY; STRUCTURE:FRAME AND MEMBERS:UNDERBODY SHIELDS. Underbody Component Corrosion The following information may be helpful when addressing underbody component corrosion with customers. Some customers may comment that one or more of their vehicle's underbody components are showing some form of corrosion. This corrosion may be red in appearance \(rust\) if the component is steel, forged iron or cast iron. This corrosion may also be grey or white in color if the component is constructed of an aluminum alloy.
- [PI0281D](/bulletins/10190933.md), 2021-04-26, Service bulletin: STRUCTURE:FRAME AND MEMBERS:UNDERBODY SHIELDS; EQUIPMENT ADAPTIVE/MOBILITY. Underbody Component Corrosion The following information may be helpful when addressing underbody component corrosion with customers. Some customers may comment that one or more of their vehicle's underbody components are showing some form of corrosion. This corrosion may be red in appearance \(rust\) if the component is steel, forged iron or cast iron. This corrosion may also be grey or white in color if the component is constructed of an aluminum alloy.
- [99\-08\-51\-007F](/bulletins/10190932.md), 2021-04-26, Service bulletin: EQUIPMENT; WHEELS; EQUIPMENT ADAPTIVE/MOBILITY. Refinishing Aluminum Wheels This bulletin updates General Motor's position on refinishing aluminum wheels. GM does not endorse any repairs that involve welding, bending, straightening o re\-machining. Only cosmetic refinishing of the wheel's coatings, using recommended procedures, is allowed. Evaluating Damage In evaluating damage, it is the GM Dealer's responsibility to inspect the wheel for corrosion, scrapes, gouges, etc. The Dealer must insure that such damage is not deeper than what can be sanded or polished off. The wheel must be inspected for cracks. If cracks are found, discard the wheel. Any wheels with bent rim flanges must not be repaired or refinished. Wheels that have been refinished by an outside company must be returned to the same vehicle. The Dealer must record the wheel ID stamp or the cast date on the wheel in order to assure this requirement. Refer to Refinisher's Responsibility — Outside Company later in this bulletin.
- [99\-08\-51\-007F](/bulletins/10190931.md), 2021-04-26, Service bulletin: EQUIPMENT ADAPTIVE/MOBILITY; WHEELS; EQUIPMENT. Refinishing Aluminum Wheels This bulletin updates General Motor's position on refinishing aluminum wheels. GM does not endorse any repairs that involve welding, bending, straightening o re\-machining. Only cosmetic refinishing of the wheel's coatings, using recommended procedures, is allowed. Evaluating Damage In evaluating damage, it is the GM Dealer's responsibility to inspect the wheel for corrosion, scrapes, gouges, etc. The Dealer must insure that such damage is not deeper than what can be sanded or polished off. The wheel must be inspected for cracks. If cracks are found, discard the wheel. Any wheels with bent rim flanges must not be repaired or refinished. Wheels that have been refinished by an outside company must be returned to the same vehicle. The Dealer must record the wheel ID stamp or the cast date on the wheel in order to assure this requirement. Refer to Refinisher's Responsibility — Outside Company later in this bulletin.
- [PIC4696E](/bulletins/10168979.md), 2019-12-09, Service bulletin: EQUIPMENT:ELECTRICAL:RADIO/TAPE DECK/CD ETC.; EQUIPMENT:ELECTRICAL:ANTI\-THEFT DEVICES. This Preliminary Information communication provides information to the technician on how to unlock radios that are Delco TheftLock. Technician will use the radio to get the scrambled code. Technician will need to contact the radio unlock center to retrieve the unlock code from the scrambled code. The PI update to version D is to advise the unlock procedure is temporarily unavailable. E version update is to add administrative details.
- [17NA073](/bulletins/10166638.md), 2019-10-28, Service bulletin: EQUIPMENT. This warranty administration bulletin provides information regarding the field action courtesy transportation policy.

JSON: [/v1/bulletins/605958](/v1/bulletins/605958)

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