So I'm having a bit of an idling issue. I've got an 06 3.5l 5speed Off-road package Canyon. Normally it idles fine, but for quite some time now, my idle wavers and runs rough when I'm coasting with the clutch in. I notice it most when I'm coming up to a complete stop when pulling...
Make : CHEVROLET/GMC
Model : COLORADO/CANYON
Year : 2008,2009,2010
Manufacturer : General Motors LLC
Service Bulletin Number : SB-11273
Date of Bulletin : SEP 01, 2012
NHTSA Item Number : 10047220
Component : 5.3L ENGINE
Summary : HUMMER/CADILLAC, CHEVROLET, GMC: SEE DOCUMENT SEARCH BUTTON FOR...