Durango 4WD V8-4.7L VIN P Flex Fuel (2007)
Expansion Valve: Service and Repair
Plumbing - Rear
Removal
REMOVAL
WARNING: Refer to the applicable warnings and cautions for this system before performing the following operation. Failure to follow the
warnings and cautions could result in possible personal injury or death.
1. Recover the refrigerant from the refrigerant system.
2. Remove right rear quarter panel trim.
3. Remove the insulator (1) from around the rear A/C evaporator tubes (2) to gain access the two rear A/C expansion valve bolts (3).
4. Remove the two bolts that secure the rear A/C expansion valve (4) between the rear A/C evaporator tubes and the rear evaporator extension tube
tapping block (5).
5. Remove the rear A/C expansion valve from between the rear A/C evaporator tubes and the rear evaporator extension tube tapping block and
remove and discard the O-ring seals.
6. Install plugs in, or tape over the opened evaporator tubes and extension tube fittings and all rear expansion valve ports.
Installation
INSTALLATION
CAUTION: Be certain to adjust the refrigerant oil level when servicing the A/C refrigerant system. Failure to properly adjust the refrigerant
oil level will prevent the A/C system from operating as designed and can cause serious A/C compressor damage.
NOTE: When replacing multiple A/C system components, refer to the Refrigerant Oil Capacities chart to determine how much oil should be added to
the refrigerant system.
NOTE: Replacement of the refrigerant line O-ring seals and gaskets is required anytime a refrigerant line is opened. Failure to replace the rubber O-ring
seals and metal gaskets could result in a refrigerant system leak.