TSB SB-10-08-50-003B — Chevrolet Service bulletin

SB-10-08-50-003B is a service bulletin on file with NHTSA for the Chevrolet Avalanche, 2000–2001 model years. A TSB is factory repair guidance, not a recall — the repair is not automatically free.

What the bulletin says. GENERAL MOTORS: INFORMATION PROVIDED BY BULLETIN FOR ALL 2012 AND PRIOR GENERAL MOTOR TRUCKS AND PASSENGER VEHICLES REGARDING THE ADJUSTABLE COMFORT AND CUSTOM UPHOLSTERY OF THE DRIVER AND THE PASSENGER HEAD RESTRAINT.

NHTSA's own summary of the document, quoted from the public manufacturer-communications file.

1Document filed
1Vehicle named
2Model years

Vehicles and model years SB-10-08-50-003B names

VehicleModel years
Chevrolet Avalanche 2000, 2001

Every document filed under SB-10-08-50-003B

Document IDFiledType
SB-10-08-50-003B November 1, 2011 Service bulletin

What SB-10-08-50-003B covers

Seats & interior — the component vocabulary NHTSA files this communication under.

← All Chevrolet Avalanche TSB years TSB lookup by model

Questions buyers ask

What is TSB SB-10-08-50-003B?

SB-10-08-50-003B is a service bulletin filed with NHTSA by Chevrolet, covering the Chevrolet Avalanche across the 2000–2001 model years. NHTSA's summary reads: GENERAL MOTORS: INFORMATION PROVIDED BY BULLETIN FOR ALL 2012 AND PRIOR GENERAL MOTOR TRUCKS AND PASSENGER VEHICLES REGARDING THE ADJUSTABLE COMFORT AND CUSTOM UPHOLSTERY OF THE DRIVER AND THE PASSENGER HEAD RESTRAINT.

Which vehicles does SB-10-08-50-003B cover?

NHTSA's file names Chevrolet Avalanche (2000–2001). A bulletin number can be re-issued against more vehicles later, so check the model-year list on this page against your own.

Is TSB SB-10-08-50-003B a recall, and is the repair free?

No. SB-10-08-50-003B is repair guidance the manufacturer sent its dealers, not a safety defect finding. You pay for the work unless the vehicle is still under warranty. Recall repairs, by contrast, are always free.

How do I get the full text of SB-10-08-50-003B?

Take the document ID to a dealer's service desk, or search NHTSA's manufacturer-communications records. This page carries every document ID filed under SB-10-08-50-003B, its date, and NHTSA's own summary from the public file.

Data updated 2026-08-20 from NHTSA's public records

Every number on this page is a count of records in the federal complaint, recall, and investigation files published by NHTSA's Office of Defects Investigation. This page lists only what NHTSA's manufacturer-communications file records under SB-10-08-50-003B. Check any specific vehicle's open recalls by VIN at nhtsa.gov/recalls.