Power Liftgate Sags When Open or Slowly Closes. GMC Truck Yukon Denali 2007

For 1990-2009 cars only

Makes 🢒 GMC_Truck 🢒 2007 🢒 Yukon Denali 🢒 Body Systems 🢒 Vehicle Access 🢒 Power Liftgate Sags When Open or Slowly Closes

Cause	Action
DEFINITION: Open the liftgate and the lights will flash and a chime will sound. The liftgate will stay open temporarily, then slowly close.
The liftgate strut has lost pressure.	Replace the liftgate strut. Refer to Liftgate Strut Replacement.