GM Service Manual Online
For 1990-2009 cars only
Makes 🢒 GMC_Truck 🢒 2003 🢒 GMC MD Steel Tilt (W Model) 🢒 Transmission/Transaxle 🢒 Automatic Transmission - 4L80-E/4L85-E 🢒 Shift Solenoid Valve State and Gear Ratio

Shift Solenoid Valve State and Gear Ratio for GMC Truck GMC MD Steel Tilt (W Model) 2003

Shift Solenoid Valve State and Gear Ratio; 4L80-E

Gear

1-2 SS Valve

2-3 SS Valve

Gear Ratio

1

ON

OFF

2.48:1

2

OFF

OFF

1.48:1

3

OFF

ON

1.00:1

4

ON

ON

0.75:1

R

ON

OFF

2.08:1