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Service bulletin 070730017

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 id10022630
Published by NHTSA2007-09-12
Manufacturer's number070730017
Manufacturer's date2007-06-01
NHTSA componentPOWER TRAIN:AUTOMATIC TRANSMISSION

NHTSA's summary

SIX SPEED AUTOMATIC TRANSMISSION FLUID LOSS OUT OF MAIN HOUSING REAR BREATHER IN COLD AMBIENT CONDITIONS DURING ENGINE START UP. *KB

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

Transmission and driveline, Automatic transmission

Vehicles listed
CHEVROLET KODIAK2006 to 2007
GMC TOPKICK2006 to 2007

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