Circuit/System Description
WARNING: This page is about a different car, the 2021 GMC Terrain. However, it is still accessible from the selected car via links, so may be relevant.
DTC P187E, P18AA, P18AB, P18AC, P18AE, P27EC, P27F0 will set with a hydraulic/mechanical condition.
For an overview of the component/system, refer to:
- Park - Engine Running (Hydraulic Circuits Without ETRS) , or Park - Engine Running (Hydraulic Circuits With ETRS) , or Park - Engine Running (Mechanical Power flow)
- Reverse (Hydraulic Circuits Without ETRS) , or Reverse (Hydraulic Circuits With ETRS) , or Reverse (Mechanical Power flow)
- Neutral - Engine Running (Hydraulic Circuits Without ETRS) , or Neutral - Engine Running (Hydraulic Circuits With ETRS) , or Neutral - Engine Running (Mechanical Power flow)
- Drive Range, First Gear (Hydraulic Circuits Without ETRS) , or Drive Range, First Gear (Hydraulic Circuits With ETRS) , or Drive Range, First Gear (Mechanical Power flow)
- Drive Range, Second Gear (Hydraulic Circuits Without ETRS) , or Drive Range, Second Gear (Hydraulic Circuits With ETRS) , or Drive Range, Second Gear (Mechanical Power flow)
- Drive Range, Third Gear (Hydraulic Circuits Without ETRS) , or Drive Range, Third Gear (Hydraulic Circuits With ETRS) , or Drive Range, Third Gear (Mechanical Power flow)
- Drive Range, Fourth Gear (Hydraulic Circuits Without ETRS) , or Drive Range, Fourth Gear (Hydraulic Circuits With ETRS) , or Drive Range, Fourth Gear (Mechanical Power flow)
- Drive Range, Fifth Gear (Hydraulic Circuits Without ETRS) , or Drive Range, Fifth Gear (Hydraulic Circuits With ETRS) , or Drive Range, Fifth Gear (Mechanical Power flow)
- Drive Range, Sixth Gear (Hydraulic Circuits Without ETRS) , or Drive Range, Sixth Gear (Hydraulic Circuits With ETRS) , or Drive Range, Sixth Gear (Mechanical Power flow)
- Drive Range, Seventh Gear (Hydraulic Circuits Without ETRS) , or Drive Range, Seventh Gear (Hydraulic Circuits With ETRS) , or Drive Range, Seventh Gear (Mechanical Power flow)
- Drive Range, Eighth Gear (Hydraulic Circuits Without ETRS) , or Drive Range, Eighth Gear (Hydraulic Circuits With ETRS) , or Drive Range, Eighth Gear (Mechanical Power flow)
- Drive Range, Ninth Gear (Hydraulic Circuits Without ETRS) , or Drive Range, Ninth Gear (Hydraulic Circuits With ETRS) , or Drive Range, Ninth Gear (Mechanical Power flow)
- Fluid Passages (Hydraulic Circuits Without ETRS) , or Fluid Passages (Hydraulic Circuits With ETRS)