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International Automotive Technicians Network
Re: Check engine light
Posted to Emissions Forum on 11/8/2019 2 Replies

Look at tsb# 06-06-04-037. It doesn't seem to include the H1, but 2007 and prior H2 & H3 models are included. I ran into this on a customers Chevy Pickup that failed emissions for improper MIL operation. The test center insisted it wasn't right until I produce... Login to read more.

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