TSB 00149C — Chevrolet and GMC Service bulletin

00149C is a service bulletin on file with NHTSA for 3 Chevrolet and GMC models, 1996–1997 model years. A TSB is factory repair guidance, not a recall — the repair is not automatically free.

What the bulletin says. MALFUNCTION INDICATOR LAMP ON WITH A P0300 SET AND A MISFIRE. VARIOUS MODELS INCLUDING THE 1996-1999 P32 AND THE 1996-2002 GMC C/K TRUCK.

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

1Document filed
3Vehicles named
2Model years

Vehicles and model years 00149C names

VehicleModel years
Chevrolet S10 1996
Chevrolet Silverado 1500 1996, 1997
GMC Sierra 1500 1996

Every document filed under 00149C

Document IDFiledType
00149C November 18, 2003 Service bulletin

What 00149C covers

Electrical — the component vocabulary NHTSA files this communication under.

← All Chevrolet S10 TSB years TSB lookup by model

Questions buyers ask

What is TSB 00149C?

00149C is a service bulletin filed with NHTSA by Chevrolet and GMC, covering 3 Chevrolet and GMC models across the 1996–1997 model years. NHTSA's summary reads: MALFUNCTION INDICATOR LAMP ON WITH A P0300 SET AND A MISFIRE. VARIOUS MODELS INCLUDING THE 1996-1999 P32 AND THE 1996-2002 GMC C/K TRUCK.

Which vehicles does 00149C cover?

NHTSA's file names Chevrolet S10 (1996); Chevrolet Silverado 1500 (1996–1997); GMC Sierra 1500 (1996). 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 00149C a recall, and is the repair free?

No. 00149C 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 00149C?

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 00149C, 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 00149C. Check any specific vehicle's open recalls by VIN at nhtsa.gov/recalls.