Mechanics

REPLACING HEATER CORE

2001 Dodge Durango

Heater problem
2001 Dodge Durango V8 Four Wheel Drive Automatic

I would like to know how to replace the heater core in the durango.
Avatar
Rdsteele
March 1, 2009.



HEATER SYSTEMS - RWD TRUCKS & VANS -2001 Dodge Durango
\
INSTRUMENT PANEL

Removal & Installation (Dakota & Durango)
1.Disconnect negative battery cable. Disable air bag system. See AIR BAG SYSTEM SAFETY article in GENERAL SERVICING. Place front wheels in straight-ahead position. Remove door sill trim from both doorways. Remove kick panel covers from both sides of vehicle. Remove mounting bolts for hood release handle. Remove knee bolster.
2.Remove steering column trim panel and support bracket. If equipped, remove tilt steering column lever. Remove upper and lower shrouds from steering column. Disconnect driver's side air bag module. Loosen multifunction switch wiring harness connector screw and disconnect from switch. Screw will remain in connector.
3.Disconnect PRNDL cable. Disconnect shift cable from steering column. Remove steering coupler lock pin. Remove toe plate retaining bolts. Remove steering column mounting bolts and remove steering column from vehicle.
4.Remove screw from bulkhead wiring harness connector and disconnect. Disconnect 2 body wiring harness connectors, located next to bulkhead connector. Disconnect 3 wiring harness connectors, located nearest to dash panel junction block. Disconnect brake light switch. If equipped, disconnect Rear Wheel Anti-Lock (RWAL) brake module, located near steering column support brackets.
5.Disconnect plastic retainer clip from parking brake linkage rod, located at back of parking brake release handle. Remove rod end from parking brake handle. Remove instrument panel center support bracket. Unplug vacuum harness connector located at left end of heater assembly housing. Disconnect Air Bag Control Module (ACM) connector.
6.Remove glove box. Reach through glove box opening and disconnect antenna coaxial cable. Disconnect blower motor connector located above glove box opening, near support brace for heater assembly housing. Disconnect radio ground strap. Loosen instrument panel roll-down bracket bolts about 2 turns (bolts are located at lower corners, on both sides of instrument panel) . Remove 5 bolts across top of dash panel, at base of windshield, removing center screw last.
7.Roll down instrument panel and install a temporary support hook that is about 18" (457 mm) in length. Install hook from center hole in instrument panel to center hole of dash panel. Pull lower instrument panel outward until both roll-down bracket bolts are in slotted roll-down pivot position . Instrument panel should now be supported and away from firewall.
8.Disconnect 2 body wiring harness connectors, located on a bracket near right end of instrument panel. Disconnect blower motor resistor. Disconnect temperature control cable from heater assembly housing and remove from housing. Disconnect defrost duct flexible hose from heater assembly housing.
9.Ensure all electrical and vacuum connectors are disconnected and instrument panel is free and clear for removal. With the aid of an assistant, remove temporary support hook. Lift instrument panel off of roll-down bracket bolts and remove from vehicle.
10.To install, reverse removal procedure. Ensure all wiring and hoses are clear and not pinched. Adjusting temperature control cable. Tighten bolts and nuts to specification.. Enable air bag system.

1.Disconnect negative battery cable. Ensure front wheels are in a straight-ahead position and steering wheel is in LOCKED position. Disable air bag system. Remove Air Bag Control Module (ACM) and bracket from floor panel transmission tunnel. Drain cooling system.
2.Remove left and right cowl side inner trim panels. Remove knee bolster/steering column cover. Remove hood release and parking brake release handle bolts from lower instrument panel support.
3.Disconnect driver's side air bag connector at lower left corner of instrument panel. If equipped, disconnect overdrive lock-out switch wiring harness connector from instrument panel wire harness near instrument panel lower reinforcement.
4.Pull PRNDL cable and twist to remove from position arm. Push tab on bottom of cable retainer upward, then squeeze sides to remove retainer from column. If equipped, remove tilt lever. Remove both upper and lower shrouds from column. Remove lower fixed column shroud. Loosen multifunction switch connector screw. Screw will remain in connector.
5.Ensure steering wheel is in LOCKED position. Remove remaining steering column electrical connectors. Remove air bag wiring harness from steering column wiring trough. Remove wiring trough from steering column. Remove steering column as an assembly from vehicle.
6.From driver's side of instrument panel, disengage parking brake release linkage rod from parking brake mechanism. Disconnect instrument panel wiring harness from parking brake mechanism. Disconnect 3 wiring harness bulkhead connectors located closest to dash panel.
7.Disconnect instrument panel left side wiring harness connectors. Remove screw from center of headlight and dash-to-instrument panel (bulkhead) connector, and disconnect connector. Disconnect instrument panel-to-door wiring harness. Disconnect instrument panel to stoplight switch connector. Disconnect vacuum harness for heater system.
8.If vehicle is equipped with Infinity sound system, disconnect Infinity wiring harness connector from instrument panel harness connector that is secured to bulkhead connector.
9.From passenger's side of instrument panel, disconnect radio antenna coaxial cable connector. Loosen right and left instrument panel roll-down bracket bolts about .50" (13 mm) . Removing center screw last, remove 5 bolts holding top of instrument panel to top of dash panel.
10.Roll instrument panel downward and install a temporary support hook to center hole of dash panel. Support hook should support instrument panel in rolled down position, about 18" (457 mm) away from dash panel. Disconnect remaining wiring harness connectors. With the aid of an assistant, remove temporary hook and lift instrument panel from vehicle.
11.To install, reverse removal procedure Ensure all wiring and hoses are clear and not pinched. Tighten bolts and nuts to specification . Enable air bag system.


http://www.2carpros.com/forum/automotive_pictures/99387_Graphic1_225.jpg



http://www.2carpros.com/forum/automotive_pictures/99387_Graphic2_107.jpg


BMRFIXIT
Mar 1, 2009.