Buick Century 2004–2005 — technical service bulletin
Bulletin 3120 · NHTSA communication 10010109 · issued Jan 1, 2004
Technical service bulletin
communication type
Equipment
component
2004–2005
model years
43
vehicle entries
Official summary
Onstar center unable to perform remote diagnostic. (2004-2005 chevrolet yukon, 2005 chevrolet trailblazer, 2002, 2003, 2005 buick rainier, 2005 chevrolet express van, and 2005 cadillac seville) *sc
Vehicles covered
- 2004 Buick Century
- 2005 Buick Century
- 2004 Buick Lesabre
- 2005 Buick Lesabre
- 2004 Buick Rendezvous
- 2005 Buick Rendezvous
- 2004 Cadillac Deville
- 2005 Cadillac Deville
- 2004 Cadillac Seville
- 2004 Cadillac SRX
- 2005 Cadillac SRX
- 2004 Chevrolet Cavalier
- 2005 Chevrolet Cavalier
- 2004 Chevrolet Express
- 2004 Chevrolet Silverado
- 2005 Chevrolet Silverado
- 2004 Chevrolet Suburban
- 2005 Chevrolet Suburban
- 2004 Chevrolet Tahoe
- 2005 Chevrolet Tahoe
- 2004 Chevrolet Trailblazer
- 2004 Chevrolet Venture
- 2005 Chevrolet Venture
- 2004 GMC Envoy
- 2005 GMC Envoy
- 2004 GMC Savana
- 2005 GMC Savana
- 2004 GMC Sierra
- 2005 GMC Sierra
- 2004 Hummer H2
- 2005 Hummer H2
- 2004 Oldsmobile Bravada
- 2004 Oldsmobile Silhouette
- 2004 Pontiac Bonneville
- 2005 Pontiac Bonneville
- 2004 Pontiac Montana
- 2005 Pontiac Montana
- 2004 Pontiac Sunfire
- 2005 Pontiac Sunfire
- 2004 Saturn Ion
- 2005 Saturn Ion
- 2004 Saturn Vue
- 2005 Saturn Vue
What a TSB means. Technical service bulletins are repair guidance manufacturers send to dealers — they are not recalls, and repairs are not automatically free (warranty extensions are an exception worth checking). The full document is available via NHTSA’s vehicle lookup.