#13-00-89-006: Warranty Administration – Changes in Powertrain Warranty Coverage Effective with 2010 Model Year - (May 28, 2013)
ElectronicsTransmission Fluid Cooler Flushing and Flow Test (6T70) Automatic Transmission Unit
GM studies indicate that plugged or restricted transmission oil coolers and pipescause insufficient transmission lubrication and elevated operating temperatures whichcan lead to premature transmission failure. Many repeat repair cases could have beenprevented by following published procedures for tr ...