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2003 Chevrolet Avalanche 1500 CAR/TRUCK REPAIR PROCEDURES AND DIAGRAMS - WHAT Chevrolet 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
Automotix DIY provides automotive consumers and do it yourselfers; the most comprehensive repair information about 2003 Chevrolet Avalanche 1500 car and truck
repair procedures including Chevrolet 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 Chevrolet Avalanche 1500 automobile. Try the Automotix DIY solution today!
A/C & HEATER SERVICE PROCEDURES FOR 2003 Chevrolet Avalanche 1500 AUTOMOBILES
Drive Belt Data -> Domestic Light Trucks & Vans -> 2003-04
Vehicle: 2003 Chevrolet Avalanche 1500 5.3 V8 GAS
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BRAKE SERVICE PROCEDURES FOR 2003 Chevrolet Avalanche 1500 AUTOMOBILES
Power Brake Units -> Bendix Brake Booster -> Power Brake Unit Service -> Accumulator Service -> Assemble -> Booster Bleed -> Cleaning & Inspection -> Disassemble
Vehicle: 2003 Chevrolet Avalanche 1500 5.3 V8 GAS
Disassemble
- Place accumulator compressor tool No. J-26889, or equivalent, around end of accumulator.
- Install nut onto stud as in. Fig. , then depress accumulator with a C-clamp.
- Remove retainer by using a punch.
- Release C-clamp and remove accumulator compressor tool.
- Remove accumulator, O-ring, retainer, plug and spring,. Fig. .
- Remove retainer, output pushrod, baffle, piston return spring and retainer.
- Cut off eyelet of pedal rod, then remove boot.
- Remove nut, bracket and bolts, then separate cover from housing.
- Remove piston assembly and seals.
- Remove spool valve, then the accu...
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FUEL FILTER REPLACEMENT PROCEDURES FOR 2003 Chevrolet Avalanche 1500 AUTOMOBILES
General Motors Corp./Saturn Light Trucks, SUVs & Vans -> Component Locations -> 1999-06 Escalade, Avalanche & Denali, 1988-03 & C/K Pickup (Except 1999-03 Sierra & Silverado), 1992-06 Blazer, Jimmy, Hummer H2, SSR, Suburban, Yukon XL, Tahoe, Yukon, Bravada Gasoline Engines & 2004-06 Rainier, TrailBlazer & Envoy
Vehicle: 2003 Chevrolet Avalanche 1500 5.3 V8 GAS
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DRIVELINE, U-JOINT & CV AXLES REPLACEMENT PROCEDURES FOR 2003 Chevrolet Avalanche 1500 AUTOMOBILES
DRIVESHAFT, Replace -> Front -> Rear
Vehicle: 2003 Chevrolet Avalanche 1500 5.3 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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STARTER & ALTERNATOR REPLACEMENT PROCEDURES FOR 2003 Chevrolet Avalanche 1500 AUTOMOBILES
Starter, Replace
Vehicle: 2003 Chevrolet Avalanche 1500 5.3 V8 GAS
- Disconnect battery ground cable.
- Remove mounting bolts and engine shield, if required.
- Remove mounting bolts and oil pan skid plate, if required.
- Remove righthand transmission cover bolt.
- Remove front axle mounting bracket nut, then position front axle mounting bracket bolt until tip is flush with support bushing. Do not remove bolt.
- Remove starter motor mounting bolts and slide starter forward until it clears transmission.
- Disconnect oil level sensor electrical connector.
- Remove starter...
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CABIN AIR FILTER LOCATIONS & REPLACEMENT PROCEDURES FOR 2003 Chevrolet Avalanche 1500 AUTOMOBILES
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: 2003 Chevrolet Avalanche 1500 5.3 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 2003 Chevrolet Avalanche 1500 AUTOMOBILES
General Motors Corp./Saturn Trucks -> Check Engine/Service Engine Soon Indicator Lamp -> Electronic Engine Controls Or Electronic Fuel Injection Except Tracker
Vehicle: 2003 Chevrolet Avalanche 1500 5.3 V8 GAS
The Check Engine/Service Engine Soon Lamp should light when the ignition is turned On. When the engine is started, the lamp should go off. If the lamp remains on for 10 seconds or constantly after the engine is started, the self diagnosis system has detected a problem and has stored a code in the system Electronic Control Module (ECM) or Powertrain Control Module (PCM). After diagnosis and repair, the ECM/PCM memory can be cleared of codes either by using a scan tool (OBD II systems) or by disconnecting the battery ground ca...
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RADIATOR & HOSE REPLACEMENT PROCEDURES FOR 2003 Chevrolet Avalanche 1500 AUTOMOBILES
Heater Hose, Replace -> Inlet -> Outlet
Vehicle: 2003 Chevrolet Avalanche 1500 5.3 V8 GAS
Inlet
- Drain cooling system into a suitable container.
- Remove air intake tube.
- Remove heater and surge tank hoses from mounting clip.
- Reposition heater core inlet hose clamp at water pump.
- Remove hose from water pump.
- Reposition heater hose inlet clamp at heater core.
- Remove heater inlet hose from heater core.
- Remove hose from vehicle.
- Reverse procedure to in...
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SERPENTINE BELT SERVICE PROCEDURES FOR 2003 Chevrolet Avalanche 1500 AUTOMOBILES
Serpentine Drive Belt, Replace
Vehicle: 2003 Chevrolet Avalanche 1500 5.3 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 2003 Chevrolet Avalanche 1500 AUTOMOBILES
Component location diagrams for most 2003 Chevrolet Avalanche 1500 cars and light trucks sold in the U.S. from 1990+.
 Cruise Control Components Diagram for 2003 Chevrolet Avalanche 1500 5.3 V8 GASComponents on diagram: |
 Behind the Upper Right side of the I/P Components Diagram for 2003 Chevrolet Avalanche 1500 5.3 V8 GASComponents on diagram: |
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WIRING DIAGRAMS FOR 2003 Chevrolet Avalanche 1500 AUTOMOBILES
OEM drawn wiring diagrams for most 2003 Chevrolet Avalanche 1500 cars and light trucks sold in the U.S.
 2003 Chevrolet Avalanche 1500 5.3 V8 GAS Wiring DiagramComponents on diagram: |
 2003 Chevrolet Avalanche 1500 5.3 V8 GAS Wiring DiagramComponents on diagram: |
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TECHNICAL SERVICE BULLETINS FOR 2003 Chevrolet Avalanche 1500 AUTOMOBILES
OEM TSB listings for most 2003 Chevrolet Avalanche 1500 cars and light trucks sold in the U.S. from 1985+.
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Document: Revised General Motors New Vehicle Tire Warranty Program Vehicle: 2003 Chevrolet Avalanche 1500 5.3 V8 GAS Auto Systems: |
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Document: Power Folding Mirrors Will Not Fold Inward Vehicle: 2003 Chevrolet Avalanche 1500 5.3 V8 GAS Auto Systems: |
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COMPONENT/PARTS SPECIFICATIONS FOR 2003 Chevrolet Avalanche 1500 AUTOMOBILES
BRAKE SPECIFICATIONS: Brake drum, rotor, caliper, and related specifications for most 2003 Chevrolet Avalanche 1500 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 Chevrolet Avalanche 1500 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 Chevrolet Avalanche 1500 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 Chevrolet Avalanche 1500 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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