Diagnostic Fault Information

WARNING: This page is about a different car, the 2018 GMC Yukon XL, 2018 GMC Yukon, 2018 Chevrolet Tahoe, 2018 Cadillac Escalade ESV, and 2018 Cadillac Escalade. However, it is still accessible from the selected car via links, so may be relevant.

NOTE:

The components are listed from the least to the most intrusive to service.
Verify the conditions listed in the table do not exist:

Component	DTC	Condition
Q77E Transmission Control Solenoid Valve 5	P2723, P2724	Binding, sticking or stuck component:Solenoid Valve Damaged or missing component: Retaining Clip Solenoid Valve
1-2-3-4-6-7-8-10-Reverse and 1-3-5-6-7-8-9 Clutch Regulator Valve Valve Spring Valve Body Bore	P2723, P2724	Binding, sticking or stuck component:Valve Debris on the component. Damaged component: Valve or Bore - Scored Spring
1-3-5-6-7-8-9 Latch Valve Valve Spring Valve Body Bore	P2723, P2724	Binding, sticking or stuck component:Valve Debris on the component. Damaged component: Valve or Bore - Scored Spring
1-3-5-6-7-8-9 Clutch Assembly - Oil Feed Circuit	P2723, P2724	Blocked or restricted component:Screen
1-3-5-6-7-8-9 Clutch Assembly	P2723, P2724	Blocked or restricted component:Fluid/oil passage Leaking component: Clutch Piston Clutch Housing Gasket O-Ring Seal Binding, sticking or stuck component:Clutch Plates Damaged or worn component: Clutch Plates Clutch Piston Clutch Housing