GM Service Manual Online
For 1990-2009 cars only
Makes 🢒 GMC_Truck 🢒 1999 🢒 GMC P42 Commercial Chassis 🢒 Transmission/Transaxle 🢒 Automatic Transmission - 4L80-E 🢒 Erratic Shift Quality

Erratic Shift Quality for GMC Truck GMC P42 Commercial Chassis 1999

Checks

Cause

Gasket (6)

Damaged

Oil Transfer Hole Cup Plug

Leaking

Oil Seal Rings (219)

Damaged