RAM 3500 HD Truck 2WD L6-6.7L DSL Turbo VIN A (2007)
3-4 Shift Valve After Shift
Line pressure on the 3-4 shift valve overcomes valve spring pressure moving the valve to the upshift position. This action exposes the feed passages to
the 3-4 timing valve, 3-4 quick fill valve, 3-4 accumulator, and ultimately to the overdrive piston.
3-4 TIMING VALVE
3-4 Shift Valve After Shift
The 3-4 timing valve is moved by line pressure coming through the 3-4 shift valve or the converter clutch valve.
