2017 Suburban e92 Cruise and power steering inop [Archive]

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Midwesttech

January 30th, 2019, 04:44 AM

Modified stock tune from vehicle to enable flex fuel sensor and diagnostics. After flashing ecm I get multiple communication codes and have lost power steering and cruise control will not set.

GMPX

January 30th, 2019, 09:53 AM

Did you put the stock tune back in just to make sure it wasn't related to something you changed?