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Service bulletin 3568

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 id10021133
Published by NHTSA2007-03-13
Manufacturer's number3568
Replaces3568B
NHTSA componentSERVICE BRAKES, AIR

NHTSA's summary

SERVICE BRAKE BOOSTER MESSAGE. *KB

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

Brakes

Vehicles listed
CADILLAC ESCALADE2003, 2004, 2005, 2006
CHEVROLET AVALANCHE2003, 2004
CHEVROLET AVALANCHE 15002005, 2006 (the catalog's model; the bulletin names a series or trim of it)
CHEVROLET AVALANCHE 25002005, 2006 (the catalog's model; the bulletin names a series or trim of it)
CHEVROLET SILVERADO2003, 2004, 2005, 2006
CHEVROLET SILVERADO 15002007 (the catalog's model; the bulletin names a series or trim of it)
CHEVROLET SILVERADO 25002007 (the catalog's model; the bulletin names a series or trim of it)
CHEVROLET SILVERADO 35002007 (the catalog's model; the bulletin names a series or trim of it)
CHEVROLET SUBURBAN2003, 2004, 2005
CHEVROLET SUBURBAN 15002006 (the catalog's model; the bulletin names a series or trim of it)
CHEVROLET SUBURBAN 25002006 (the catalog's model; the bulletin names a series or trim of it)
CHEVROLET TAHOE2003, 2004, 2005, 2006
GMC SIERRA2003, 2004, 2005, 2006
GMC SIERRA 15002007 (the catalog's model; the bulletin names a series or trim of it)
GMC SIERRA 25002007 (the catalog's model; the bulletin names a series or trim of it)
GMC SIERRA 35002007 (the catalog's model; the bulletin names a series or trim of it)
GMC YUKON2003, 2004, 2005, 2006

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

Recalls for the same vehicles and component
20051162005-04-22. Brakes
05V1610002005-04-22. PARKING BRAKE
05V1030002005-03-18. SERVICE BRAKES, HYDRAULIC:PEDALS AND LINKAGES
20050332005-02-15. Brakes
05V0430002005-02-08. SERVICE BRAKES, HYDRAULIC
04V0450002004-02-04. SERVICE BRAKES, HYDRAULIC
20040372004-01-29. Brakes

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
PIT5120A2023-12-26. Service bulletin. Stabilitrak/Traction Control OFF With Red Brake Warning Lamp
PIT4729E2023-12-26. Service bulletin. Adding Integrated Trailer Brake Controller RPO JL1.
PIT5161B2023-12-11. Service bulletin. Bump Feel Or Clunk Noise After A Stop.
130522001B2023-12-11. Service bulletin. Pre-Formed and Pre-Flared Hydraulic Brake Pipe Kits Now Available for Service
130522001A2023-12-11. Service bulletin. Pre-Formed and Pre-Flared Hydraulic Brake Pipe Kits Now Available for Service
1305220012023-12-11. Service bulletin. Pre-Formed and Pre-Flared Hydraulic Brake Pipe Kits Now Available for Service
PIT4729E2023-11-20. Service bulletin. Adding Integrated Trailer Brake Controller RPO JL1.
23-NA-1442023-09-15. Service bulletin. This technical bulletin provides information and a solution to a condition of Brake Pedal Moves or Self Applies at Full Turns.
PIT3665L2022-11-21. Service bulletin. This Preliminary Information communication advises the technician that the Hydro-Boost is not serviceable and will need to be replaced if the brake pedal moves or applies on its own at a full turn.
15-00-89-004E2022-10-11. Service bulletin. This service bulletin provides technicians with updated information to help identify the differences between what is considered a fluid leak, and what is considered fluid seepage.