LEMON Manuals: Even more car manuals for everyone
Home >> Hummer >> 2007 >> H3 Automatic >> Repair and Diagnosis >> Transmission >> Hydraulic Diagrams >> Automatic Transmission - 4L60-E/4L65-E/4L70-E - Removal & Installation, Overhaul, Troubleshooting & Diagnosis >> Description and Operation >> Overdrive Range, 4-3 Downshift >> 1-2 Shift Valve

1-2 Shift Valve

As in Fourth gear, D432 fluid pressure and spring force hold the valve in the upshift position.