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2003 MERCEDES-BENZ G500 CAR/TRUCK REPAIR PROCEDURES AND DIAGRAMS - WHAT MERCEDES-BENZ REPAIR SHOPS DON'T WANT YOU TO KNOW
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- Component Locations
- Wiring Diagrams
- Technical Service Bulletins
- Specifications
- A/C & Heater Service
- Brake Service
- Fuel Filter Replacement
- Driveline, U-Joint & CV Axles Replacement
- Starter & Alternator Replacement
- Cabin Air Filter Locations & Replacement
- Maintenance Lamp Reset
- Radiator & Hose Replacement
- Serpentine Belt Service
A/C & HEATER SERVICE PROCEDURES FOR 2003 MERCEDES-BENZ G500 AUTOMOBILES
Imported Cars & Light Trucks & Vans -> 2003-04 -> Precautions -> Battery Ground Cable -> Cleanliness -> Engine Coolant -> Exercise System -> General Service -> Product Compatibility -> R-134a -> Refrigerant Oil -> Safety
Vehicle: 2003 MERCEDES-BENZ G500 5.0 V8 GAS
Battery Ground Cable
Prior to service disconnect battery ground cable and isolate as required.
Product Compatibility
Refrigerant Oil
Before replenishing refrigerant oil, ensure product compatibility with the system being serviced. Refer to "A/C Data," for specifications.
Engine Coolant
Before adding or replacing engine coolant, ensure product compatibility with the system being serviced. If using orange silicate-free coolant, do not mix with green silicated coolant. If mixed, premature engine, heater core or radiator corrosion may result.
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BRAKE SERVICE PROCEDURES FOR 2003 MERCEDES-BENZ G500 AUTOMOBILES
Anti-lock Brakes -> Precautions -> Battery Ground Cable
Vehicle: 2003 MERCEDES-BENZ G500 5.0 V8 GAS
Battery Ground Cable
Prior to service, dis...
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FUEL FILTER REPLACEMENT PROCEDURES FOR 2003 MERCEDES-BENZ G500 AUTOMOBILES
Mercedes-Benz -> Fuel Filter Scheduled Maintenance -> 2003 Models w/Gasoline Engines Except E320 & E500 Sedans Less 4 Matic -> Normal Service -> Severe Service
Vehicle: 2003 MERCEDES-BENZ G500 5.0 V8 GAS
Normal Service
Repl...
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DRIVELINE, U-JOINT & CV AXLES REPLACEMENT PROCEDURES FOR 2003 MERCEDES-BENZ G500 AUTOMOBILES
DRIVESHAFT, Replace
Vehicle: 2003 MERCEDES-BENZ G500 5.0 V8 GAS
- Remove exhaust system from flange back.
- Remove mounting bolts and rear reinforcement bridge, Fig. .
- Disconnect front exhaust shield from exhaust shield.
- Disconnect exhaust shield from tunnel.
- Remove mounting bolts and front reinforcement bridge.
- Loosen intermediate bearing mounting bolts.
- Remove mounting bolts and disconnect propeller shaft from transmission. Flexible disk remains with propeller shaft.
- Remove mounting bolts and disconnect propeller shaft from differential carrier. Flexible disk remains with propeller shaft.
- Loosen flexible discs fitted sleeves using suitable six-inc...
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STARTER & ALTERNATOR REPLACEMENT PROCEDURES FOR 2003 MERCEDES-BENZ G500 AUTOMOBILES
Alternator, Replace
Vehicle: 2003 MERCEDES-BENZ G500 5.0 V8 GAS
- Remove drive belt.
- Remove protective cover, as required, and disconnect electrical connectors.
- Remove ...
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CABIN AIR FILTER LOCATIONS & REPLACEMENT PROCEDURES FOR 2003 MERCEDES-BENZ G500 AUTOMOBILES
Cabin Air Filter Service -> Mercedes-Benz -> 2002-09 G Class
Vehicle: 2003 MERCEDES-BENZ G500 5.0 V8 GAS
On models except AMG, under normal operating conditions the cabin air filter should be replaced every 24 months or 26,000 miles. In dusty areas change the cabin air filter more often.
On AMG models, under normal operating conditions the cabin air filter should be replaced every 24 months or 30,000 miles. In dusty areas change the cabin air fi...
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MAINTENANCE LAMP RESET PROCEDURES FOR 2003 MERCEDES-BENZ G500 AUTOMOBILES
Mercedes-Benz -> Low Coolant Lamp ->
Vehicle: 2003 MERCEDES-BENZ G500 5.0 V8 GAS
The Low Engine Coolant Level warning lamp will illuminate when the ignition switch is placed in the On position to indicate the warning lamp is operational. After the engine has been started, the warning lamp should go off. If the warning lamp remains on af...
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RADIATOR & HOSE REPLACEMENT PROCEDURES FOR 2003 MERCEDES-BENZ G500 AUTOMOBILES
Heater Hose, Replace -> Inlet -> Outlet
Vehicle: 2003 MERCEDES-BENZ G500 5.0 V8 GAS
Inlet
- Drain coolant into a suitable container.
- Reposition clamp on heat exchanger feed pipe and remove hose.
- Reposition clamp on thermostat housing and remove hose.
- Remove hose from vehicle.
- Reverse procedure...
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SERPENTINE BELT SERVICE PROCEDURES FOR 2003 MERCEDES-BENZ G500 AUTOMOBILES
Serpentine Drive Belt, Replace
Vehicle: 2003 MERCEDES-BENZ G500 5.0 V8 GAS
- Remove front engine cover.
- Rotate belt tensioner hexagon nut counterclockwise usin...
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COMPONENT LOCATION DIAGRAMS FOR 2003 MERCEDES-BENZ G500 AUTOMOBILES
Component location diagrams for most 2003 MERCEDES-BENZ G500 cars and light trucks sold in the U.S. from 1990+.
Exterior, Left Rear Diagram for 2003 MERCEDES-BENZ G500 5.0 V8 GAS Components on diagram: |
Dashboard, Left Side Diagram for 2003 MERCEDES-BENZ G500 5.0 V8 GAS Components on diagram: |
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WIRING DIAGRAMS FOR 2003 MERCEDES-BENZ G500 AUTOMOBILES
OEM drawn wiring diagrams for most 2003 MERCEDES-BENZ G500 cars and light trucks sold in the U.S.
2003 MERCEDES-BENZ G500 5.0 V8 GAS Wiring Diagram Components on diagram: |
2003 MERCEDES-BENZ G500 5.0 V8 GAS Wiring Diagram Components on diagram: |
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TECHNICAL SERVICE BULLETINS FOR 2003 MERCEDES-BENZ G500 AUTOMOBILES
OEM TSB listings for most 2003 MERCEDES-BENZ G500 cars and light trucks sold in the U.S. from 1985+.
Document: Re-code the Software Calibration Number (SCN) Vehicle: 2003 MERCEDES-BENZ G500 5.0 V8 GAS Auto Systems: |
Document: Maintenance Systems Overview Vehicle: 2003 MERCEDES-BENZ G500 5.0 V8 GAS Auto Systems: |
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COMPONENT/PARTS SPECIFICATIONS FOR 2003 MERCEDES-BENZ G500 AUTOMOBILES
BRAKE SPECIFICATIONS: Brake drum, rotor, caliper, and related specifications for most 2003 MERCEDES-BENZ G500 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 MERCEDES-BENZ G500 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 MERCEDES-BENZ G500 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 MERCEDES-BENZ G500 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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