ls6 running rich
Thread Starter
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Joined: Oct 2017
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ls6 running rich I have a 95 chevy dually with an ls6 swap .It is running rich but not missing.it will run rough if you continue to let it idle ...otherwise performance is good! what should i check first?
Last edited by raysirx44; Oct 24, 2017 at 09:27 PM. Reason: forgot a sentence
TECH Senior Member
Joined: Jun 2016
Posts: 22,291
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From: Central Cal.
Your air filter? JK! Or not... lol
Seriously, check your O2 sensors. Under WOT, it goes open-loop. So it still hauls ***. Also check for exhaust leaks. They will throw off the O2 sensors inn a big way.
Seriously, check your O2 sensors. Under WOT, it goes open-loop. So it still hauls ***. Also check for exhaust leaks. They will throw off the O2 sensors inn a big way.
