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jetmech85 · 10-08-2014, 01:09 PM

Google search says its an "AIR injection valve control module". For '86 C/K 20,30 350M. Can't help you beyond that. Not something I remember dealing with.

10-08-2014, 01:09 PM	#36
jetmech85 Registered User Join Date: Sep 2014 Location: Texas Posts: 215	Re: 86 GMC Sierra Classic 2500 questions Google search says its an "AIR injection valve control module". For '86 C/K 20,30 350M. Can't help you beyond that. Not something I remember dealing with.