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Service bulletin 042602

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)
TypeService bulletin
NHTSA id636577
Published by NHTSA2002-11-10
Manufacturer's number042602
Manufacturer's date2002-04-26
NHTSA componentSTRUCTURE:BODY

NHTSA's summary

SUBJECT REGARDING VEHICLES INCORRECTLY BUILT WITH LTZ BADGES ON THE B-PILLARS. *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 TRAILBLAZER2002

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

Recalls for the same vehicles and component
20053282005-10-27. Structure
02V2730002002-10-04. STRUCTURE:BODY

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
PIP5358B2022-06-13. 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.
PIP5358A2021-06-14. 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.
PI0281D2021-04-26. 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.
PI0281D2021-04-26. 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.
10-00-89-017W2018-05-21. 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.
08-08-51-002A2018-04-16. Service bulletin. This informational bulletin provides information pre-painting/cleaning process for TPO plastic fascias.
PIP53382017-08-15. Service bulletin. This Preliminary Information communication provides information to the technician about vibration complaints that are one of the most challenging complaints to accurately diagnose and repair. Technician will need to use Pico Oscilloscope Diagnostic Kit to effectively diagnosis vehicles. Technician should drive the vehicle will using the Pico Oscilloscope to record data. After the data is recorded it should be reviewed to determine the root cause of the concern. If a repair attempt made the concern better but not eliminated or had no affect at all, and are requesting assistance from General Motors Technical Assistance Center record another Pico file and save it to the computer. After the new Pico Oscilloscope data has been saved email the data to General Motors Technical Assistance Center in the subject line include ?Vibration? ?Business Associate Code? and the last 8 of the Vehicle Identification Number.
39992007-03-01. Service bulletin. LIFTGATE GLASS WILL NOT LOCK UNLESS LOCK IS PRESS A SECOND TIME. *KB
0608660112006-11-09. Service bulletin. REAR LIFTGATE BINDS, IMPROPER FIT. MAY BE CAUSED BY BROKEN WELDS OR CRACKS FORMED AROUND THE TWO INNER WELDS. *KB
0608660012006-03-20. Service bulletin. REVISED LIFTGATE LOCK CYLINDER REPLACEMENT. *TT