Thread: 88 Suburban V10 EGR removal for an idle misfire
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Old 02-12-2018, 11:57 AM   #5
95 S_Trucker
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Re: 88 Suburban V10 EGR removal for an idle misfire
Quote:
Originally Posted by Mr. M3 View Post
What exactly is the purpose of the secondary air injection? Emissions related?
To aid in burning unburned fuel in the exhaust system.
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