Service bulletin 050308002

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	10013458
Published by NHTSA	2005-04-19
Manufacturer's number	050308002
Manufacturer's date	2005-01-01
NHTSA component	SUSPENSION

NHTSA's summary

REPLACEMENT OF SHOCK ABSORBERS AND STRUTS AND USE OF LABOR OPERATION. THIS ALSO INCLUDES 2005 AND PRIOR PASSENGERS CARS AND TRUCKS ALSO INCLUDE SATURN VEHICLES. *EH

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

Suspension

Vehicles listed
HUMMER H2	2003, 2004, 2005

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

Other bulletins for the same vehicles and component
03-00-91-001I	2023-11-22. Service bulletin. This service bulletin provides a vibration analysis worksheet the technician can use in conjunction with the appropriate Vibration Analysis-Road testing procedure when diagnosing vibration concerns.
150089004B	2021-04-16. Service bulletin. Information Regarding the Differences Between Fluid Leakage and Seepage This bulletin is intended to help identify the differences between what is considered a fluid leak and what is considered seepage. Improper diagnosis may lead to unnecessary component replacement. Use the following information to determine if the condition is normal acceptable seepage or a defective component
PIT3472A	2019-04-08. Service bulletin. This Preliminary Information communication advises the Dealer that the rear end of the vehicle may appear to sag after the vehicle sits overnight or longer. After the vehicle is started, the compressor will engage and the rear of the vehicle will rise to normal operating level. This is normal and no parts should be replaced for this concern.
PIP5338B	2018-06-18. 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.
03-00-91-001G	2018-06-04. Service bulletin. This informational bulletin provides a vibration analysis worksheet the technician can use in conjunction with the appropriate Vibration Analysis-Road testing procedure, when diagnosing vibration concerns.
PI02003D	2018-05-07. Service bulletin. This preliminary informational bulletin provides technicians a recommendation for when they are performing a front end alignment and find an alignment dowel pin missing .
050308002F	2017-12-22. Service bulletin. This informational bulletin was created to aid the technician in diagnosing the difference between a shock or strut that has a fluid residule from a possible external source from a leaking shaft seal.
PIP5338	2017-08-15. 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.
PI02003D	2017-08-15. Service bulletin. This preliminary informational bulletin provides technicians a recommendation for when they are performing a front end alignment and find an alignment dowel pin missing .
PIT5194	2017-08-15. Service bulletin. This Preliminary Information communication provides information to the technician about vehicles that will no longer sit level after rear suspension has been serviced. Technician should correctly install the air spring lines that are incorrectly connected.