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2003 Dodge RAM 3500 Pickup CAR/TRUCK REPAIR PROCEDURES AND DIAGRAMS - WHAT Dodge REPAIR SHOPS DON'T WANT YOU TO KNOW
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- Wiring Diagrams
- Technical Service Bulletins
- Specifications
- A/C & Heater Service
- Brake Service
- Fuel Filter Replacement
- Driveline, U-Joint & CV Axles Replacement
- Starter & Alternator Replacement
- Maintenance Lamp Reset
- Radiator & Hose Replacement
- Serpentine Belt Service

A/C & HEATER SERVICE PROCEDURES FOR 2003 Dodge RAM 3500 Pickup AUTOMOBILES
Charging Valve Locations -> Domestic Light Trucks & Vans -> 2003-04
Vehicle: 2003 Dodge RAM 3500 Pickup 8.0 V10 GAS
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BRAKE SERVICE PROCEDURES FOR 2003 Dodge RAM 3500 Pickup AUTOMOBILES
Disc Brakes -> Full Size Pickup -> Rotor Replacement -> 1999-2001 1500 & 1999-2002 2500 & 3500 -> 2002-03 1500 & 2003 2500 & 3500 -> 5-Stud Rotors -> 8-Stud Rotors
Vehicle: 2003 Dodge RAM 3500 Pickup 8.0 V10 GAS
1999-2001 1500 & 1999-2002 2500 & 3500
5-Stud Rotors
- Raise and support vehicle.
- Remove wheel and tire assembly.
- Remove brake caliper.
- Remove rotor from hub bearing.
- Reverse procedure to install.
8-Stud Rotors
- Raise and support vehicle.
- Remove wheel and tire assembly.
- Remove hub extension mounting nuts, then the hub extension.
- Remove brake caliper.
- Remove cotter pin and hub nut from axle shaft.
- Disconnect ABS wheel sensor wire from under hood, then remove sensor wire from frame and steering knuckle.
- Remove hub/bearing mounting bolts from inboard side of steering knuckle.
- Remove rotor hub/bear...
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FUEL FILTER REPLACEMENT PROCEDURES FOR 2003 Dodge RAM 3500 Pickup AUTOMOBILES
DaimlerChrysler Corp./Jeep Light Trucks, SUVs & Vans -> Fuel Pressure Relief -> B Series Vans, Dakota, Durango, D & W Series, Ramcharger, Ram Truck 1500-3500 & Ram Van 1500-3500 w/Fuel Injection -> Less Fuel Pressure Test Port -> Multipoint Fuel Injection -> Throttle Body Fuel Injection -> With Fuel Pressure Test Port
Vehicle: 2003 Dodge RAM 3500 Pickup 5.9 L6 DIESEL
Do not smoke or allow an open flame of any type when working on or near any fuel system related components. The highly flammable vapor mixtures may ignite, resulting in serious personal injury.
Prior to disconnecting fuel lines, the fuel system pressure must be relieved to prevent accidental spray of fuel.
After the battery has been disconnected and reconnected, some abnormal driveability symptoms may occur. The vehicle may need to be driven while the vehicle relearns its adaptive st...
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DRIVELINE, U-JOINT & CV AXLES REPLACEMENT PROCEDURES FOR 2003 Dodge RAM 3500 Pickup AUTOMOBILES
DRIVESHAFT U-JOINT, Replace -> Assemble -> Disassemble -> U-Joint with Injected Rings -> U-Joint with Snap Rings
Vehicle: 2003 Dodge RAM 3500 Pickup 5.9 L6 DIESEL
This procedure describes a propeller shaft equipped with a cardan joint in the tube yoke. For propeller shafts equipped with a companion/slip yoke, repeat the steps to remove the remaining cardan joint.
U-Joint with Snap Rings
Disassemble
- Tap outside of bearing cap with a drift to loosen snap ring.
- Remove snap rings from both sides of yoke.
- Position yoke with grease fitting if equipped, pointing up.
- Position a socket with a inside diameter large enough to receive bearing cap, beneath yoke on a press.
- Place another socket with an outside diameter smaller than bearing cap on ...
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STARTER & ALTERNATOR REPLACEMENT PROCEDURES FOR 2003 Dodge RAM 3500 Pickup AUTOMOBILES
Alternator, Replace
Vehicle: 2003 Dodge RAM 3500 Pickup 8.0 V10 GAS
- Remove battery ground cable.
- Remove alternator drive belt.
- Remove alternator pivot bolt and mounting bolts and nuts.
- Remove battery positive terminal retaining nuts.
- Remove ground terminal and field terminal retaining nuts.
- Remove upper alternator mounting...
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MAINTENANCE LAMP RESET PROCEDURES FOR 2003 Dodge RAM 3500 Pickup AUTOMOBILES
Chrysler LLC Trucks -> Traction Control System Warning Lamp ->
Vehicle: 2003 Dodge RAM 3500 Pickup 8.0 V10 GAS
This lamp should light for a approximately 6-8 seconds when the ignition is turned On as a bulb check. If the warni...
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RADIATOR & HOSE REPLACEMENT PROCEDURES FOR 2003 Dodge RAM 3500 Pickup AUTOMOBILES
Heater Hose, Replace -> Inlet -> Outlet
Vehicle: 2003 Dodge RAM 3500 Pickup 8.0 V10 GAS
Inlet
- Drain cooling system into a suitable container.
- Reposition heater core inlet hose clamp at engine.
- Remove hose from engine.
- Reposition heater hose inlet clamp at heater core.
- Remove heater inlet hose from heater core.
- Remove hose from vehicle.
- Reverse procedure to install.
Outlet
- D...
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SERPENTINE BELT SERVICE PROCEDURES FOR 2003 Dodge RAM 3500 Pickup AUTOMOBILES
Serpentine Drive Belt, Replace
Vehicle: 2003 Dodge RAM 3500 Pickup 5.7 V8 GAS
- Remove air intake tube between intake manifold and air filter.
- Release belt tension by rotating tensioner counterclockwise with suitable wrench on tensioner pulley bolt.
- Rotate belt tensioner until belt can be removed from pull...
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COMPONENT LOCATION DIAGRAMS FOR 2003 Dodge RAM 3500 Pickup AUTOMOBILES
Component location diagrams for most 2003 Dodge RAM 3500 Pickup cars and light trucks sold in the U.S. from 1990+.
![]() Components on diagram: |
![]() Components on diagram: |
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WIRING DIAGRAMS FOR 2003 Dodge RAM 3500 Pickup AUTOMOBILES
OEM drawn wiring diagrams for most 2003 Dodge RAM 3500 Pickup cars and light trucks sold in the U.S.
![]() Components on diagram: |
![]() Components on diagram: |
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TECHNICAL SERVICE BULLETINS FOR 2003 Dodge RAM 3500 Pickup AUTOMOBILES
OEM TSB listings for most 2003 Dodge RAM 3500 Pickup cars and light trucks sold in the U.S. from 1985+.
Document: Flash: PCM to Allow The Generic Scan Tool To Properly Report Catalyst Monitor Vehicle: 2003 Dodge RAM 3500 Pickup 5.9 L6 DIESEL Auto Systems: |
Document: SAFETY RECALL H46 - Mopar Steering Linkage Vehicle: 2003 Dodge RAM 3500 Pickup 5.9 L6 DIESEL Auto Systems: |
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COMPONENT/PARTS SPECIFICATIONS FOR 2003 Dodge RAM 3500 Pickup AUTOMOBILES
BRAKE SPECIFICATIONS: Brake drum, rotor, caliper, and related specifications for most 2003 Dodge RAM 3500 Pickup cars and light trucks sold in the U.S. and Canada from 1970+.
- Brake caliper mounting bolt torque
- Brake drum runout, machining, & discard specs
- Minimum brake lining thickness.
- Brake rotor runout, parallelism, machining, discard, & finish specs
A/C SYSTEM SPECIFICATIONS: Air conditioning refrigerant capacity and type as well as lubricant capacity for most 2003 Dodge RAM 3500 Pickup cars and light trucks sold in the U.S. and Canada from 1980+.
- Refrigerant capacity & type, compressor oil viscosity, total system oil capacity & compressor clutch gap
COOLING SYSTEM BLEED: Cooling system bleeder valve identification, bleeder type and bleed procedures for most domestic and imported cars and light trucks sold in the U.S. and Canada from 1986+.
PREVENTIVE MAINTENANCE: Preventive maintenance recommendations and required services for most domestic and imported cars and light trucks sold in the U.S. and Canada from 1980+. Includes severe and routine service schedules
QUICK-LUBE and ILLUSTRATIONS: Fluid recommendations, capacities, drain plug torques, tire data, and severe service recommended preventive maintenance schedules. Information covers most 2003 Dodge RAM 3500 Pickup cars and light trucks sold in the U.S. and Canada from 1980+. Engine and chassis service images.
- Automatic transmission/transaxles capacities, lubricant recommendations
- Differential/final drive capacities, lube recommendations, grades, & viscosities
- Final drive fill & drain plug torques
- Number of lubrication fittings & plugs
- Power steering, brake, & clutch fluid recommendations
- Manual transmission/transaxle capacities, lube recommendations, grades, & viscosities
- Number of lubrication fittings & plugs
- Power steering, brake, & clutch fluid recommendations
- Engine oil capacities, API grade recommendations, SAE viscosity recommendations, drain plug torque
- Severe service maintenance & interval recommendations
- Tire sizes, wheel nut/bolt torque, pressures & rim sizes
- Transfer case capacities, lube recommendations, grades, & viscosities
TUNE-UP & DRIVEABILITY SPECIFICATIONS: Most tune-up specifications for most 2003 Dodge RAM 3500 Pickup cars and light trucks sold in the U.S. and Canada from 1980+
- Airflow sensor electrical specifications
- Tensioning specifications for systems with automatic tensioners
- Barometric pressure sensor specs
- Battery group number and cranking performance
- Crankshaft & camshaft position sensor resistance
- Engine compression pressures
- Coolant temperature sensor specs
- Computer advance.
- Diesel fuel temperature sensor resistance.
- Distributor advance specifications
- Ignition pickup coil resistance
- Exhaust gas recirculation temperature sensor resistance
- Engine fastener torque values
- Firing order diagrams
- Fuel system pressures
- Generator (alternator) specs
- Intake air temperature sensor specs
- Ignition coil specifications
- Fuel injector resistance
- Engine idle speeds
- Knock sensor resistance
- Manifold absolute pressure sensor specs
- Mixture control solenoid resistance
- Voltage regulator specs
- Spark plug applications & gaps
- Starter motor electrical specs.
- Tensioning specifications for systems without automatic tensioners
- Throttle body temperature sensor resistance
- Ignition timing in degrees at rpm
- Transmission oil temperature sensor resistance
- Throttle position sensor specs
- Vacuum sensor valve specs
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