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Service bulletin 3222

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 id10010630
Published by NHTSA2004-12-03
Manufacturer's number3222
Manufacturer's date2007-12-01
Replaces3222D
NHTSA componentSUSPENSION:FRONT:SPRINGS:COIL SPRINGS; POWER TRAIN

NHTSA's summary

INTERMITTENT BOOM, RUMBLING NOISE AT HIGHWAY SPEED. *TT UPDATED 2/27/08. *NJ

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, Transmission and driveline

Vehicles listed
BUICK RAINIER2004, 2005, 2006, 2007
CHEVROLET TRAILBLAZER2002, 2003, 2004
CHEVROLET TRAILBLAZER2006
CHEVROLET TRAILBLAZER2008
CHEVROLET TRAILBLAZER 3602005, 2006, 2007 (the catalog's model; the bulletin names a series or trim of it)
CHEVROLET TRAILBLAZER EXT2006 (the catalog's model; the bulletin names a series or trim of it)
CHEVROLET TRAILBLAZER EXT 3702006 (the catalog's model; the bulletin names a series or trim of it)
GMC ENVOY2002, 2003, 2004, 2005, 2006
GMC ENVOY2008
GMC ENVOY 3602006, 2007 (the catalog's model; the bulletin names a series or trim of it)
GMC ENVOY DENALI2006 (the catalog's model; the bulletin names a series or trim of it)
GMC ENVOY DENALI XL2006 (the catalog's model; the bulletin names a series or trim of it)
GMC ENVOY XL2006 (the catalog's model; the bulletin names a series or trim of it)
GMC ENVOY XL 3702006 (the catalog's model; the bulletin names a series or trim of it)
OLDSMOBILE BRAVADA2002, 2003, 2004
SAAB 9-7X2005, 2006, 2007, 2008

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

Recalls for the same vehicles and component
03V0750002003-03-06. POWER TRAIN:AUTOMATIC TRANSMISSION
20030482003-02-25. Powertrain
20012532001-10-22. Powertrain
20012522001-10-22. Powertrain
01V3340002001-10-17. POWER TRAIN:TRANSFER CASE (4-WHEEL DRIVE)
20012262001-09-05. Powertrain
01V2830002001-09-05. POWER TRAIN:TRANSFER CASE (4-WHEEL DRIVE)
20010982001-04-19. Suspension
01V1260002001-04-12. SUSPENSION:FRONT:CONTROL ARM:LOWER ARM

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
08-07-30-026I2024-10-24. Service bulletin. This service bulletin provides information on some vehicles that may rock or move slightly forward or rearward while in Park at start up after cold soak. This condition may be accompanied by a clunk noise. This is a slight movement that is more often seen visually, rather than felt, when viewed from the outside and using the auto-start feature, if equipped.
05-03-08-002J2024-09-20. Service bulletin. This service bulletin provides information to dealership personnel on diagnosis and replacement of shock absorber and strut due to fluid leak.
05-03-08-002J2024-09-20. Service bulletin. This service bulletin provides information to dealership personnel on diagnosis and replacement of shock absorber and strut due to fluid leak.
24-NA-1412024-08-15. Service bulletin. GM is receiving damaged (cracked or broken) transmission cores returned to the reman facilities. The damage is being caused either in the removal process by the technician, or inadequate packaging or shipping. This bulletin advises the dealers to be more careful not to damage the transmissions during removal and to package the core properly for return.
08-07-30-035H2024-06-07. Service bulletin. This bulletin provides information on the harmful effects of water or ethylene glycol in transmission fluid.
15-00-89-004G2024-05-15. Service bulletin. This service bulletin provides technicians with information to help identify the differences between what is considered a fluid leak, and what is considered fluid seepage.
16-NA-3382024-02-17. Service bulletin. This Warranty Admin service bulletin provides guidelines for Dealers Not Required and for Dealers Required to Contact the PQC for engine or transmission assembly replacement and explains the PQC process, GWM Transaction submission, vehicle service record retention and proper handling of assembly returns for Canadian Dealers only.
PI1394B2024-02-02. Service bulletin. This PI bulletin advises the technician on the proper way to install the pistons in an engine.
110604007C2023-12-04. Service bulletin. Diagnosis and Repair - Malfunction Indicator Lamp (MIL) Illuminated, Reduced Engine Power Message Displayed, DTC P2135 Set
03-00-91-001I2023-11-22. 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.