Fuel System - Revised Fuel Injector Diagnosis
Bulletin No.: 06-06-04-064Date: November 29, 2006
SERVICE MANUAL UPDATE
Subject:
Revised Fuel Injector Diagnosis (w/J 39021 or w/Tech 2(R))
Models:
2007 Chevrolet Cobalt, HHR, Silverado
2007 GMC Sierra
2007 Pontiac G5
with 2.2L (VIN F - RPO L61) or 4.3L (VIN X - RPO LU3) Engine
This bulletin is being issued to revise the Fuel Injector Diagnosis (w/J 39021 or w/Tech 2(R)) in the Engine Controls sub-section of the Service Manual. Please replace the current information in the Service Manual with the following information.
The following information has been updated within SI. If you are using a paper version of this Service Manual, please make a reference to this bulletin on the affected page.
Please be advised that the Fuel Injector Balance Test with the Tech 2(R) is NOT available for the vehicles listed above. You must use the Fuel Injector Balance Test with special tool J 39021.
You may also use the Fuel Injector Diagnosis (w/CH-47976) procedure if you have access to the CH-47976 Active Fuel Injector Tester. Follow the on-screen instructions for connecting the CH-47976 Active Fuel Injector Tester to the subject vehicle.
Disclaimer