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GMC Yukon XL 2500 CAR/TRUCK REPAIR PROCEDURES AND DIAGRAMS - WHAT GMC REPAIR SHOPS DON'T WANT YOU TO KNOW
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Automotix DIY provides automotive consumers and do it yourselfers; the most comprehensive repair information about GMC Yukon XL 2500 car and truck
repair procedures including GMC engine diagrams, wiring diagrams, repair work estimating measures, technical service bulletins, auto body work
guidance, starter & alternator replacement procedures, serpentine belt replacement procedures, radiator & hose replacement procedures, tune-up &
drivability specifications, quick lube illustrations, preventive maintenance guide, engine light reset instructions, parts removal and install
procedures, fuel filter replacement directions, component location diagrams, air filter locations & replacement instructions, a/c
system specifications, and general auto service procedures. You don't have to be a car mechanic or technician to know how to fix
your GMC Yukon XL 2500 automobile. Try the Automotix DIY solution today!
A/C & HEATER SERVICE PROCEDURES FOR GMC Yukon XL 2500 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 GMC Yukon XL 2500 cars and light trucks from 1990+
Drive Belt Data -> Domestic Light Trucks & Vans -> 2003-04
Vehicle: 2003 GMC Yukon XL 2500 8.1 V8 GAS
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BRAKE SERVICE PROCEDURES FOR GMC Yukon XL 2500 AUTOMOBILES
Includes anti-lock brakes, disc, drum, power and hydraulic brake services diagnostics and procedures for domestic and imported GMC Yukon XL 2500 cars and light trucks from 1990+.
Disc Brakes -> Delco Dual Piston Sliding Caliper -> Brake System Bleed
Vehicle: 2002 GMC Yukon XL 2500 8.1 V8 GAS
Refer to. "Hydraulic Brake... "
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FUEL FILTER REPLACEMENT PROCEDURES FOR GMC Yukon XL 2500 AUTOMOBILES
Fuel filter replacement procedures with corresponding images for most domestic and imported GMC Yukon XL 2500 cars and light trucks sold in the U.S. for 1980+.
General Motors Corp./Saturn Light Trucks, SUVs & Vans -> Fuel Pressure Relief -> Except Montana SV6, Relay, Rendezvous w/3.6L Engine, Terraza, Tracker & Uplander -> Engine Fuel Pressure Service Port -> Engines Less Fuel Pressure Service Port
Vehicle: 2002 GMC Yukon XL 2500 6.0 V8 GAS
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 strategy.
Engines Less Fuel Pressure ...
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DRIVELINE, U-JOINT & CV AXLES REPLACEMENT PROCEDURES FOR GMC Yukon XL 2500 AUTOMOBILES
Includes CV axle, universal joint, and driveline replacement, for domestic and imported GMC Yukon XL 2500 cars and light trucks from 1990+.
DRIVESHAFT, Replace -> Front -> Rear
Vehicle: 2006 GMC Yukon XL 2500 SLT 6.0 V8 GAS
Front
Before disassembly, observe and accurately reference mark all driveline components relative to the propeller shaft and axles. These items include the propeller shafts, wheel drive shafts, pinion flanges and output shafts
Assemble all components in the exact relationship to each other as they were prior to removal. Observe all published specifications and torque values, and any measurements obtained prior to disassembly.
- Raise and support vehicle.
- Remove transfer case shield, if equipped.
- If equipped with double clamp style boot, remove clamp at transfer case by prying up ex...
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TIRE PRESSURE MONITORING SYSTEM PROCEDURES FOR GMC Yukon XL 2500 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 GMC Yukon XL 2500 cars and light trucks sold in the U.S. from mid 1990's+.
Diagnosis & Testing -> Accessing Diagnostic Trouble Codes -> Clearing Diagnostic Trouble Codes -> Diagnostic Aids -> Diagnostic Check -> Diagnostic Tests -> Intermittent & Poor Connections -> Intermittents -> Poor Connections -> Test Procedures
Vehicle: 2005 GMC Yukon XL 2500 SLE 6.0 V8 GAS
Accessing Diagnostic Trouble Codes
Connect a suitably programmed scan tool to DLC (Data Link Connector) and follow manufacturer's instructions.
Diagnostic Tests
Test Procedures
Refer to Figs. through for diagnostic test procedures.
Diagnostic Check
- Check for aftermarket devices which could affect the operation of the TPMS to verify that none are installed.
- Check the easily accessible or visible system components for obvious damage or conditions which could cause the symptom.
- Ensure that the scan tool selected front and rear tire pressure parameters are correct compared to the tire...
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STARTER & ALTERNATOR REPLACEMENT PROCEDURES FOR GMC Yukon XL 2500 AUTOMOBILES
Includes starter and alternator replacement procedures for domestic and imported GMC Yukon XL 2500 cars and light trucks from 1990+.
Starter, Replace
Vehicle: 2008 GMC Yukon XL 2500 SLE 6.0 V8 GAS
- Disconnect battery ground cable.
- Raise and support vehicle.
- On models equipped with skid plate, remove skid plate mounting bolts and skid plate.
- On all models, remove front transmission cover bolt.
- Remove transmission cover bolt.
- Remove starter motor mounting bolts.
- Disconnect engine wiring harness electrical connector from oil level sensor.
- Slide starter forward until it clears transmission, then properly support starter. Avoid cable and wiring damage. DO NOT suspend starter by cables or wires attached to solenoid terminals. Use a rope or mechanics wire to suspend starter.
- Lower vehi...
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CABIN AIR FILTER LOCATIONS & REPLACEMENT PROCEDURES FOR GMC Yukon XL 2500 AUTOMOBILES
Cabin air filter locations and replacement procedures with corresponding images for most domestic and imported GMC Yukon XL 2500 cars and light trucks sold in the U.S. as equipped to the current model year.
Cabin Air Filter Service -> General Motors Corp./Saturn -> 1999-2007 Silverado, Sierra, 2000-07 Denali, Suburban, Tahoe, Yukon, Yukon XL, 2001-07 Escalade & 2002-07 Avalanche
Vehicle: 2006 GMC Yukon XL 2500 SLE 8.1 V8 GAS
Under normal operating conditions the cabin air filter should be replaced every 15,000 miles. In dusty areas change the cabin air filter more often.
- Remove the righthand instrument panel hush panel.
- Remove the A/C and heater modul...
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MAINTENANCE LAMP RESET PROCEDURES FOR GMC Yukon XL 2500 AUTOMOBILES
Maintenance lamp reset procedures with corresponding images for most domestic and imported GMC Yukon XL 2500 cars and light trucks sold in the U.S. from 1990+.
General Motors Corp./Saturn Trucks -> Check Engine Oil Level ->
Vehicle: 2005 GMC Yukon XL 2500 SLE 8.1 V8 GAS
This system is used to indicate a low engine oil level condition. The lamp should light during engine starting. If oil level is sufficient, the lamp should go off when engine is operating. If oil level is low the...
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RADIATOR & HOSE REPLACEMENT PROCEDURES FOR GMC Yukon XL 2500 AUTOMOBILES
Includes radiator, cooling and heater hose replacement procedures for domestic and imported GMC Yukon XL 2500 cars and light trucks from 1990+
Radiator, Replace
Vehicle: 2006 GMC Yukon XL 2500 SLT 8.1 V8 GAS
- Drain radiator coolant into suitable container.
- Remove upper and lower radiator hoses.
- Remove mounting bolts and lower fan shroud.
- Remove engine vent hose and surge take hose.
- Disconnect engine oi...
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SERPENTINE BELT SERVICE PROCEDURES FOR GMC Yukon XL 2500 AUTOMOBILES
Serpentine belt replacement procedures with corresponding images for most domestic and imported GMC Yukon XL 2500 cars and light trucks sold in the U.S. from 1990+.
Serpentine Drive Belt, Replace
Vehicle: 2001 GMC Yukon XL 2500 6.0 V8 GAS
- Rotate tensioner clockwise to release belt tension using suitable wrench, then remove belt.
- Route belt over pulleys excep...
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COMPONENT LOCATION DIAGRAMS FOR GMC Yukon XL 2500 AUTOMOBILES
Component location diagrams for most GMC Yukon XL 2500 cars and light trucks sold in the U.S. from 1990+.
 Rear Heated/Cooled Seats Diagram for 2005 GMC Yukon XL 2500 SLE 6.0 V8 GASComponents on diagram: |
 Vehicle Speed Sensor Diagram for 2003 GMC Yukon XL 2500 8.1 V8 GASComponents on diagram: |
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WIRING DIAGRAMS FOR GMC Yukon XL 2500 AUTOMOBILES
OEM drawn wiring diagrams for most GMC Yukon XL 2500 cars and light trucks sold in the U.S.
 2005 GMC Yukon XL 2500 SLT 8.1 V8 GAS Wiring DiagramComponents on diagram: |
 2002 GMC Yukon XL 2500 6.0 V8 GAS Wiring DiagramComponents on diagram: |
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TECHNICAL SERVICE BULLETINS FOR GMC Yukon XL 2500 AUTOMOBILES
OEM TSB listings for most GMC Yukon XL 2500 cars and light trucks sold in the U.S. from 1985+.
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Document: ONSTAR GENERATION 5 OR 6 (DIGITAL) SYSTEM INOPERATIVE/HAS NO POWER, LED LIGHT NOT ON - REVISED Vehicle: 2003 GMC Yukon XL 2500 6.0 V8 GAS Symptoms: |
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Document: INTERMITTENT MIL/SES, DTC P2138 WITH REDUCED ENGINE POWER Vehicle: 2006 GMC Yukon XL 2500 SLE 6.0 V8 GAS Symptoms: |
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COMPONENT/PARTS SPECIFICATIONS FOR GMC Yukon XL 2500 AUTOMOBILES
BRAKE SPECIFICATIONS: Brake drum, rotor, caliper, and related specifications for most GMC Yukon XL 2500 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 GMC Yukon XL 2500 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 GMC Yukon XL 2500 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 GMC Yukon XL 2500 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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