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Service bulletin 3126

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 id10009955
Published by NHTSA2004-11-03
Manufacturer's number3126
Manufacturer's date2004-08-24
Replaces08242004
NHTSA componentVEHICLE SPEED CONTROL:LINKAGES

NHTSA's summary

MA5 5 SPEED NORMAL REVERSE GEAR OPERATION. *TC UPDATE. *TT

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

Vehicles listed
CHEVROLET COLORADO2004, 2005
CHEVROLET CORVETTE2004, 2005
GMC CANYON2004, 2005

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

Other bulletins for the same vehicles and component
155212023-12-18. Service bulletin. In situations where your vehicle side doors will not open from INSIDE the vehicle due to low or no battery voltage, such as a discharged or disconnected battery, or if the vehicle is entered without the key fob or the fob is not working, the driver and passenger side doors can be opened from the inside of the vehicle by using the manual release levers located on the floor between the seats and the door openings.
36732006-02-17. Service bulletin. CRUISE CONTROL INOPERATIVE AND/OR MALFUNCTION INDICATOR LAMP ON WITH DIAGNOSTIC TROUBLE CODE P0833 STORED. THE CONDITION MAY NOT BE ABLE TO BE DUPLICATED BY THE DEALER YET THE CONSUMER MAY HAVE A REPEAT CONCERN. *AK
30792004-11-05. Service bulletin. STARTS WITHOUT BRAKE INPUT AND HARD TO SHIFT OUT PARK DIAGNOSTIC TROUBLE CODE 0161. *SC
014702003-12-06. Service bulletin. ERRATIC IDLE, IDLE SURGE, ROUGH RUN, OR NEAR STALL. *TT