DTC 18158
DTC 18158 / P1750 / P1750
Notes on DTC 18158 / P1750:
^ Condition for DTC recognition: Battery voltage 9 volts or less go to transmission goes into limp home mode.
^ With a loss of electrical system voltage (terminal 30) the adaptation values in the Transmission Control Module (TCM) are reset. The control module has to relearn these values after resumption of operation. During this learning process shift quality may be worse than normal.