Buick Century 1998 — technical service bulletin
Bulletin 990604037 · NHTSA communication 608390 · issued Sep 1, 1999
Technical service bulletin
communication type
Electrical System
component
1998
model years
37
vehicle entries
Official summary
Subject on on-board diagnostic (obd) system improvements. *mjs
Vehicles covered
- 1998 Buick Century
- 1998 Buick Lesabre
- 1998 Buick Park Avenue
- 1998 Buick Regal
- 1998 Buick Skylark
- 1998 Chevrolet Camaro
- 1998 Chevrolet C Series
- 1998 Chevrolet G Series
- 1998 Chevrolet K Series
- 1998 Chevrolet L Series
- 1998 Chevrolet Lumina
- 1998 Chevrolet Malibu
- 1998 Chevrolet Monte Carlo
- 1998 Chevrolet M Series
- 1998 Chevrolet P Series
- 1998 Chevrolet S Series
- 1998 Chevrolet T Series
- 1998 Chevrolet Venture
- 1998 GMC C Series
- 1998 GMC G Series
- 1998 GMC K Series
- 1998 GMC L Series
- 1998 GMC M Series
- 1998 GMC P Series
- 1998 GMC S Series
- 1998 GMC T Series
- 1998 Oldsmobile 88
- 1998 Oldsmobile Achieva
- 1998 Oldsmobile Bravada
- 1998 Oldsmobile Cutlass
- 1998 Oldsmobile Intrigue
- 1998 Oldsmobile Silhouette
- 1998 Pontiac Bonneville
- 1998 Pontiac Firebird
- 1998 Pontiac Grand AM
- 1998 Pontiac Grand Prix
- 1998 Pontiac Trans Sport
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.