Service bulletin 050602

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.

The communication, as NHTSA indexes it (as of 2026-10-19)
Type	Service bulletin
NHTSA id	636609
Published by NHTSA	2002-11-10
Manufacturer's number	050602
Manufacturer's date	2002-05-06
NHTSA component	STRUCTURE:BODY:HOOD:HINGE AND ATTACHMENTS

NHTSA's summary

SOME CUSTOMERS MAY COMMENT ABOUT HOOD HINGE WIND NOISE . *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

Body and frame

Vehicles listed
CHEVROLET SILVERADO	1999, 2000, 2001, 2002
GMC SIERRA	1999, 2000, 2001, 2002

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

Recalls for the same vehicles and component
06V066000	2006-03-08. STRUCTURE:BODY:TAILGATE:HINGE AND ATTACHMENTS
04V129000	2004-03-17. STRUCTURE:BODY:TAILGATE:HINGE AND ATTACHMENTS
2001016	2001-01-29. Structure

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

Other bulletins for the same vehicles and component
PIT3227S	2023-06-13. Service bulletin. This Preliminary Information communication provides information to the technician about vehicles that may have slack in one of the tailgate cables. Technician should not replace any parts for this concern. Please communicate to the customer this condition is a normal operating characteristic of their vehicle.
PIP5358B	2022-06-13. Service bulletin. This Preliminary Information communication provides information to the technician about vehicles that have an unusual noise and is difficult to identify, isolate or pinpoint. Technician should get record a sound clip or take a video of the noise for assessment by engineering. Technician will need to call General Motors Technical Assistance Center for further assistance.
PIT3227R	2022-05-16. Service bulletin. This Preliminary Information communication provides information to the technician about vehicles that may have slack in one of the tailgate cables. Technician should not replace any parts for this concern. Please communicate to the customer this condition is a normal operating characteristic of their vehicle.
PIP5358A	2021-06-14. Service bulletin. This Preliminary Information communication provides information to the technician about vehicles that have an unusual noise and is difficult to identify, isolate or pinpoint. Technician should get record a sound clip or take a video of the noise for assessment by engineering. Technician will need to call General Motors Technical Assistance Center for further assistance.
PI0281D	2021-04-26. Service bulletin. 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	2021-04-26. Service bulletin. 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.
23-015-20	2020-05-26. Service bulletin. Disinfectant Solution Recommended for COVID-19
PIT3227P	2019-03-18. Service bulletin. This Preliminary Information communication provides information to the technician about vehicles that may have slack in one of the tailgate cables. Technician should not replace any parts for this concern. Please communicate to the customer this condition is a normal operating characteristic of their vehicle.
PIT5570B	2018-12-17. Service bulletin. This Preliminary Information communication provides the technician with weight capacity for the tailgate and cargo loops in the bed.
10-00-89-017W	2018-05-21. Service bulletin. This informational bulletin provides a list of newly released PI and Bulletins in regards to recent released vehicles so that vehicles can be fixed right the first time in for service.