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MERCEDES-BENZ GL320 CAR/TRUCK REPAIR PROCEDURES AND DIAGRAMS - WHAT MERCEDES-BENZ REPAIR SHOPS DON'T WANT YOU TO KNOW
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DRIVELINE, U-JOINT & CV AXLES REPLACEMENT PROCEDURES FOR MERCEDES-BENZ GL320 AUTOMOBILES
Includes CV axle, universal joint, and driveline replacement, for domestic and imported MERCEDES-BENZ GL320 cars and light trucks from 1990+.
CV AXLE SHAFT, Replace -> Front -> Rear
Vehicle: 2008 MERCEDES-BENZ GL320 CDI 3.0 V6 DIESEL
Front
- Raise and support vehicle.
- Deactivate SBC brake system using STAR DIAGNOSIS.
- Empty rear air springs using STAR DIAGNOSIS.
- Remove front wheels.
- Remove collar nut from front axle shaft.
- Remove lower engine cover shields.
- Disconnect electrical lines from brackets at front wheel and on strut assembly.
- Remove brake hose from brake hose bracket, cut cable ties if required.
- Remove tie rod from steering knuckle.
- Remove nut from upper transverse rod and remove transverse rod from steering knuckle.
- Remove front axle shaft from front axle flange, using suitable removal tool.
- Swivel steeri...
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TIRE PRESSURE MONITORING SYSTEM PROCEDURES FOR MERCEDES-BENZ GL320 AUTOMOBILES
Description, component locations, reset procedures, relearn procedures, diagnosis and testing, wiring diagrams, component replacement, and identification of vehicles equipped and not equipped with tire pressure monitoring system for most domestic and imported MERCEDES-BENZ GL320 cars and light trucks sold in the U.S. from mid 1990's+.
Diagnosis & Testing -> Accessing Diagnostic Trouble Codes -> Clearing Diagnostic Trouble Codes -> Intermittent & Poor Connections -> Intermittents -> Poor Connections
Vehicle: 2007 MERCEDES-BENZ GL320 CDI 3.0 V6 DIESEL
Accessing Diagnostic Trouble Codes
Connect a suitably programmed STAR DIAGNOSIS scan tool to DLC (Data Link Connector) and follow manufacturer's instructions.
Clearing Diagnostic Trouble Codes
Connect a suitably programmed STAR DIAGNOSIS scan tool to DLC (Data Link Connector), and follow manufacturer's instructions.
Intermittent & Poor Connections
Intermittents
Most intermittents are caused by faulty electrical connections or wiring. Inspect for the following:
- Wiring broken inside insulation.
- Poor connection between male and female terminal at connector.
- Poor terminal to wire connect...
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STARTER & ALTERNATOR REPLACEMENT PROCEDURES FOR MERCEDES-BENZ GL320 AUTOMOBILES
Includes starter and alternator replacement procedures for domestic and imported MERCEDES-BENZ GL320 cars and light trucks from 1990+.
Starter, Replace
Vehicle: 2008 MERCEDES-BENZ GL320 CDI 3.0 V6 DIESEL
- Disconnect battery ground cable.
- Raise and support vehicle.
- Remove fasteners and sound insulator panels.
- Remove nut and starter shield.
- Unclip electrical harness at right engine mount shield.
- Loosen clamps and remove air inlet for A/C.
- Remove nuts, and move ADS sensor aside with wiring connected.
- Remove nuts, bolts and lift dome strut by moving it to left.
- Remove engine cover.
- Remove both air intake ducts.
- Remove right air filter housing.
- Remove charge air hose downstream of air charge cooler.
- Rotate belt tensioner arm counterclockwise, using a suitable tool to relieve tension from drive b...
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CABIN AIR FILTER LOCATIONS & REPLACEMENT PROCEDURES FOR MERCEDES-BENZ GL320 AUTOMOBILES
Cabin air filter locations and replacement procedures with corresponding images for most domestic and imported MERCEDES-BENZ GL320 cars and light trucks sold in the U.S. as equipped to the current model year.
Cabin Air Filter Service -> Mercedes-Benz -> 2006-09 ML, R & 2007-09 GL Class
Vehicle: 2009 MERCEDES-BENZ GL320 Bluetec 4matic 3.0 V6 DIESEL
On 2006-08 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 2009 models except AMG, under normal operating conditions the cabin air filter should be replaced every 24 months or 20,000 miles. In dusty areas change the cabin air filter more often.
On 2006-09 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 filter more often.
- Open ...
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MAINTENANCE LAMP RESET PROCEDURES FOR MERCEDES-BENZ GL320 AUTOMOBILES
Maintenance lamp reset procedures with corresponding images for most domestic and imported MERCEDES-BENZ GL320 cars and light trucks sold in the U.S. from 1990+.
Mercedes-Benz -> Seat Belt & Backrest Lock Warning Lamp ->
Vehicle: 2008 MERCEDES-BENZ GL320 CDI 3.0 V6 DIESEL
The Seat Belt and Backrest Lock 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 blink for brief time to remind driver and passenger to fasten seat belts. If the warning...
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RADIATOR & HOSE REPLACEMENT PROCEDURES FOR MERCEDES-BENZ GL320 AUTOMOBILES
Includes radiator, cooling and heater hose replacement procedures for domestic and imported MERCEDES-BENZ GL320 cars and light trucks from 1990+
Heater Hose, Replace -> Inlet -> Outlet
Vehicle: 2007 MERCEDES-BENZ GL320 CDI 3.0 V6 DIESEL
Inlet
- Drain coolant into a suitable container.
- Reposition clamp on heat exchanger feed pipe and remove hose.
- Reposition clamp on engine and remove hose.
- Remove hose from vehicle.
- Reverse procedure to...
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SERPENTINE BELT SERVICE PROCEDURES FOR MERCEDES-BENZ GL320 AUTOMOBILES
Serpentine belt replacement procedures with corresponding images for most domestic and imported MERCEDES-BENZ GL320 cars and light trucks sold in the U.S. from 1990+.
Serpentine Drive Belt, Replace
Vehicle: 2007 MERCEDES-BENZ GL320 CDI 3.0 V6 DIESEL
- Disconnect battery ground cable.
- Loosen clamps and remove air inlet for A/C.
- Remove nuts, and move ADS sensor aside with wiring connected.
- Remove nuts, bolts and lift dome strut by moving it to left.
- Remove engine cover.
- Remove right air intake duct.
- Remove charge air hose down...
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COMPONENT LOCATION DIAGRAMS FOR MERCEDES-BENZ GL320 AUTOMOBILES
Component location diagrams for most MERCEDES-BENZ GL320 cars and light trucks sold in the U.S. from 1990+.
![]() Components on diagram: |
![]() Components on diagram: |
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WIRING DIAGRAMS FOR MERCEDES-BENZ GL320 AUTOMOBILES
OEM drawn wiring diagrams for most MERCEDES-BENZ GL320 cars and light trucks sold in the U.S.
![]() Components on diagram: |
![]() Components on diagram: |
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TECHNICAL SERVICE BULLETINS FOR MERCEDES-BENZ GL320 AUTOMOBILES
OEM TSB listings for most MERCEDES-BENZ GL320 cars and light trucks sold in the U.S. from 1985+.
Document: WATER SLOSHING NOISE UNDER INSTRUMENT PANEL - REVISED Vehicle: 2008 MERCEDES-BENZ GL320 CDI 3.0 V6 DIESEL Symptoms: |
Document: "Airmatic - Visit Workshop" Displayed Within Instrument Cluster Vehicle: 2007 MERCEDES-BENZ GL320 CDI 3.0 V6 DIESEL Auto Systems: |
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COMPONENT/PARTS SPECIFICATIONS FOR MERCEDES-BENZ GL320 AUTOMOBILES
BRAKE SPECIFICATIONS: Brake drum, rotor, caliper, and related specifications for most MERCEDES-BENZ GL320 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 MERCEDES-BENZ GL320 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 MERCEDES-BENZ GL320 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 MERCEDES-BENZ GL320 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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