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Re: Air injection on a 2001 Chevroler Taho C-1500 5.3L
Posted to Emissions Forum on 7/10/2007 2 Replies

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Hi Jim

My personal vehicle is a 01 GMC sierra 5.3 pick up, it has a electric secondary air pump, the pump has a monitor (obdII) and it will throw the check engine light if unplugged or not function... Login to read more.

2 Replies Received (View Replies)