Commander 2WD V8-4.7L (2008)
Hose/Line HVAC: Procedures
UNDERBODY LINE REPAIR
WARNING: Refer to the applicable warnings and cautions for this system before performing the following operation See: Heating and Air
Conditioning/Service Precautions/Warning and See: Heating and Air Conditioning/Service Precautions/Caution. Failure to follow the warnings
and cautions could result in possible personal injury or death.
WARNING: This procedure is intended for underbody line repair only. Use of the connector fittings and A/C Line Repair Tool Kit 8456-A on
any other type of vehicle tubing could cause tube failure resulting in possible personal injury or death.
1. If repairing an underbody refrigerant line, recover the refrigerant from the refrigerant system See: Heating and Air Conditioning/Service and
Repair/Refrigerant System Recovery.
2. If repairing an underbody coolant line, drain the engine cooling system See: Engine, Cooling and Exhaust/Cooling System/Service and Repair.
3. Disconnect and isolate the negative battery cable.
4. Raise and support the vehicle.
5. Remove the underbody mounting brackets as necessary to gain access to the underbody line(s) needing repair See: Removal and Replacement/A/C
Line - Removal/Underbody Line.
6. Mark the cut location(s) on the underbody line(s) needing repair. Check the Tube Length chart for the minimum amount of straight tube required
(dimension A) for proper connector fitting installation.
7. Using a small pipe cutter or another suitable tool, carefully cut the underbody line(s) needing repair at the location(s) previously marked.
