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Re: 1991 GM K2500 EST Issue, Information Inacurate
Posted to Technical Discussion Forum on 12/22/2003

@ idle RPM 650 No KNK detection Map 1.5, TPS 1.0, SAP 14, IPW 2.4, Coolant 190, Block learn 122,

@ 22mph, RPM 1500, No KNK det, Map 4.46, TPS 3.35, IPW 5.9, 02 Cross counting great .2 to .8 easily, SAP 13 <---Low isnt it ??

John, seems as though the engine... Login to read more.