2003 Dodge RAM 3500 VAN A/C & Heater Service (ONLINE REPAIR MANUALS)

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We have info for following modifications of 2003 Dodge RAM 3500 VAN

  • 2003 Dodge RAM 3500 VAN 5.2 V8 GAS, CID:318, Fuel Injection, Aspiration:318, Engine VIN:, Desg:Y
  • 2003 Dodge RAM 3500 VAN 5.9 V8 GAS, CID:360, Fuel Injection, Aspiration:360, Engine VIN:, Desg:Z
  • 2003 Dodge RAM 3500 VAN 5.2 V8 CNG, CID:318, Fuel Injection, Aspiration:318, Engine VIN:, Desg:T

A/C & HEATER SERVICE PROCEDURES FOR 2003 Dodge RAM 3500 VAN AUTOMOBILES

Air Conditioner and Heater Service Includes module configuration procedures, general service, maintenance, automatic temperature control, compressor services, electric cooling fans, vacuum diagrams, specifications, and manual air conditioning and heater diagnostics and replacement procedures for domestic and imported 2003 Dodge RAM 3500 VAN cars and light trucks from 1990+

Component Replacement & Adjustment -> Dakota, Durango, Full Size Pickup, Full Size Van, Grand Cherokee, Liberty & Wrangler -> Heater & A/C Control Unit, Replace -> Dakota & Durango -> Full Size Pickups -> Full Size Vans -> Grand Cherokee -> Liberty & Wrangler
Vehicle: 2003 Dodge RAM 3500 VAN 5.9 V8 GAS

Liberty & Wrangler

  • Remove instrument panel bezel using a suitable wide blade flat tool and pry bezel away from instrument panel, then lower down glove compartment door.
  • Reach through glove compartment opening and disconnect vacuum harness.
  • Remove control panel attaching screws and pull control unit far enough away to disconnect electrical connectors and control cables.
  • Remove control unit.
  • Reverse procedure to install.

Dakota & Durango

  • Using a suitable wide flat blade tool, pry cluster bezel away from instrument panel, Fig. , then pull bezel far enough away and disco...

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A/C & HEATER SERVICE PROCEDURES FOR 2003 Dodge RAM 3500 VAN AUTOMOBILES

Air Conditioner and Heater Service Includes module configuration procedures, general service, maintenance, automatic temperature control, compressor services, electric cooling fans, vacuum diagrams, specifications, and manual air conditioning and heater diagnostics and replacement procedures for domestic and imported 2003 Dodge RAM 3500 VAN cars and light trucks from 1990+

Component Replacement & Adjustment -> Dakota, Durango, Full Size Pickup, Full Size Van, Grand Cherokee, Liberty & Wrangler -> Accumulator, Replace -> Dakota -> Full Size Pickups & Grand Cherokee -> Liberty & Wrangler
Vehicle: 2003 Dodge RAM 3500 VAN 5.2 V8 GAS

Liberty & Wrangler

  • Recover refrigerant as outlined under .
  • Disconnect wiring harness at low pressure cycling clutch switch and loosen screw at accumulator retaining band.
  • Disconnect suction line from accumulator, then accumulator inlet tube from evaporator. Install plugs or tape over all open refrigerant lines.
  • Remove accumulator from retaining band.
  • Reverse procedure to install.

Full Size Pickups & Grand Cherokee

  • Recover refrigerant as outlined under , then disconnect refrigerant lines from accumulator. Install a plug or tape over all open refrigerant lines.
  • Disconnect wiring harn...

CLICK HERE TO GET FULL ACCESS TO 2003 Dodge RAM 3500 VAN A/C & HEATER SERVICE PROCEDURES

A/C & HEATER SERVICE PROCEDURES FOR 2003 Dodge RAM 3500 VAN AUTOMOBILES

Air Conditioner and Heater Service Includes module configuration procedures, general service, maintenance, automatic temperature control, compressor services, electric cooling fans, vacuum diagrams, specifications, and manual air conditioning and heater diagnostics and replacement procedures for domestic and imported 2003 Dodge RAM 3500 VAN cars and light trucks from 1990+

Electrical Symbol & Wire Color Code Identification -> Electrical Symbol Identification -> Domestic Vehicles
Vehicle: 2003 Dodge RAM 3500 VAN 5.9 V8 GAS

[[table data]]

CLICK HERE TO GET FULL ACCESS TO 2003 Dodge RAM 3500 VAN A/C & HEATER SERVICE PROCEDURES

A/C & HEATER SERVICE PROCEDURES FOR 2003 Dodge RAM 3500 VAN AUTOMOBILES

Air Conditioner and Heater Service Includes module configuration procedures, general service, maintenance, automatic temperature control, compressor services, electric cooling fans, vacuum diagrams, specifications, and manual air conditioning and heater diagnostics and replacement procedures for domestic and imported 2003 Dodge RAM 3500 VAN cars and light trucks from 1990+

Air Bag System Precautions -> DaimlerChrysler -> Arming -> 1990-97 -> 1994-96 Cherokee -> 1998-2004 -> Except 1994-96 Cherokee -> Light Truck & Vans -> Passenger Cars
Vehicle: 2003 Dodge RAM 3500 VAN 5.9 V8 GAS

Passenger Cars

1990-97
  • Ensure no one is inside vehicle and ignition switch is in Lock position.
  • Connect battery ground cable.
  • Turn ignition switch to On position from passenger side of vehicle.
  • The SRS warning lamp should light for six to eight seconds, then remain off for at least 45 seconds to indicate if SRS is functioning properly.
1998-2004
  • Ensure no one is inside vehicle and ignition switch is in Lock position.
  • Connect battery ground or remote cable or terminal.
  • Turn ignition On from a safe position be...

CLICK HERE TO GET FULL ACCESS TO 2003 Dodge RAM 3500 VAN A/C & HEATER SERVICE PROCEDURES

A/C & HEATER SERVICE PROCEDURES FOR 2003 Dodge RAM 3500 VAN AUTOMOBILES

Air Conditioner and Heater Service Includes module configuration procedures, general service, maintenance, automatic temperature control, compressor services, electric cooling fans, vacuum diagrams, specifications, and manual air conditioning and heater diagnostics and replacement procedures for domestic and imported 2003 Dodge RAM 3500 VAN cars and light trucks from 1990+

Electrical Symbol & Wire Color Code Identification -> Electrical Symbol Identification -> Domestic Vehicles
Vehicle: 2003 Dodge RAM 3500 VAN 5.2 V8 GAS

[[table data]]

CLICK HERE TO GET FULL ACCESS TO 2003 Dodge RAM 3500 VAN A/C & HEATER SERVICE PROCEDURES

A/C & HEATER SERVICE PROCEDURES FOR 2003 Dodge RAM 3500 VAN AUTOMOBILES

Air Conditioner and Heater Service Includes module configuration procedures, general service, maintenance, automatic temperature control, compressor services, electric cooling fans, vacuum diagrams, specifications, and manual air conditioning and heater diagnostics and replacement procedures for domestic and imported 2003 Dodge RAM 3500 VAN cars and light trucks from 1990+

Component Replacement & Adjustment -> Dakota, Durango, Full Size Pickup, Full Size Van, Grand Cherokee, Liberty & Wrangler -> Instrument Panel, Replace -> Dakota & Durango -> Full Size Pickups -> Full Size Van -> Grand Cherokee -> Liberty -> Wrangler
Vehicle: 2003 Dodge RAM 3500 VAN 5.2 V8 GAS

Dakota & Durango

  • Place front wheels in a straight ahead position.
  • Using a trim stick, or suitable flat-bladed tool, pry along edges of right and left door sill trim to release snap clip retainers, Fig. .
  • Disengage ends of sill trim from cowl side trim at front and B-pillar trim (standard cab) or quarter panel trim (club cab) at rear, then remove sill trim from sill.
  • Using a trim stick, or suitable flat-bladed tool, pry left and right cowl side trim to release snap ring retainer, then remove trim from pillar.
  • Remove steering column opening cover and knee blocker from instrum...

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