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Service bulletin 990604039

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 id608396
Published by NHTSA1999-11-26
Manufacturer's number990604039
Manufacturer's date1999-09-01
NHTSA componentVEHICLE SPEED CONTROL:LINKAGES

NHTSA's summary

SUBJECT ON REDUCED ENGINE POWER, DTC (S) P1125, P1275, P1276, P1280, P1281, P1285, AND OR P 1286 MAY BE PRESENT (CURRENT OR IN HISTORY). *MJS

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

Throttle and cruise control

Trouble codes named

P1125, P1275, P1276, P1280, P1281, P1285

Vehicles listed
CHEVROLET B71999
CHEVROLET G2 VAN1999
CHEVROLET G3 VAN1999
GMC B71999
GMC G2 VAN1999
GMC G3 VAN1999

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