C1A
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03 Suburban Bad idle and stall when hot.
C1A replied to likestrucks's topic in 1999-2013 Silverado 1500 & Sierra 1500
Sounds like 2 different issues going on... Bad idle could be air filter or injectors need cleaning. Or even a fuel cap. Also check radiator cap for running hot. I have a 2010 LT. It runs like new with 230k.
