Re: Anyone remember GM OBD '1.5' ?

Join Now

Posted to Snap-on Handheld Users Group on 5/13/2017 4 Replies

Geoff, check the IAC counts, hot, idle, no accessories on.

Idealy they should show between 10 & 20 counts.

It represents the "minimum air rate".

When you reset the minimum air rate, and spec says something such as 450-500-rpm, set it to 500.

Dirty thro... Login to read more.

4 Replies Received (View Replies)

4 Replies Received (Hide Replies)