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GMC Savana 2500 CAR/TRUCK REPAIR PROCEDURES AND DIAGRAMS - WHAT GMC REPAIR SHOPS DON'T WANT YOU TO KNOW
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A/C & HEATER SERVICE PROCEDURES FOR GMC Savana 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 Savana 2500 cars and light trucks from 1990+
Compressor Service -> Harrison HD6/HT6 Compressor -> Shaft Seal, Replace -> Installation -> Removal
Vehicle: 1999 GMC Savana 2500 6.5 V8 DIESEL
Removal
- Recover refrigerant as outlined under , then loosen and reposition compressor in brackets.
- Remove clutch plate and hub as outlined under "Compressor Clutch Service."
- Remove shaft seal retaining ring.
- Clean inside of compressor neck area around shaft and seal seat to prevent damage to compressor from entry of dirt.
- Place seal protector tool No. J-33021, or equivalent, over end of shaft to avoid chipping ceramic seat.
- Engage knurled tangs of seal seat replacement tool No. J-23128-A, or equivalent, into recessed portion of seal seat by turning handle clockwise.
- Remove seal seat ...
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BRAKE SERVICE PROCEDURES FOR GMC Savana 2500 AUTOMOBILES
Includes anti-lock brakes, disc, drum, power and hydraulic brake services diagnostics and procedures for domestic and imported GMC Savana 2500 cars and light trucks from 1990+.
Hydraulic Brake Systems -> Component Replacement -> Master Cylinder
Vehicle: 2003 GMC Savana 2500 6.0 V8 GAS
Master Cylinder
- On models equipped with manual brake system, disconnect master cylinder pushrod from brake pedal.
- On all models, disconnect all wire conne...
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FUEL FILTER REPLACEMENT PROCEDURES FOR GMC Savana 2500 AUTOMOBILES
Fuel filter replacement procedures with corresponding images for most domestic and imported GMC Savana 2500 cars and light trucks sold in the U.S. for 1980+.
General Motors Corp./Saturn Light Trucks, SUVs & Vans -> Fuel Filter Scheduled Maintenance -> 1996-03 C/K, G & R/V Series w/Gasoline Engine -> Heavy Duty Emissions -> Light Duty Emissions -> Normal Service -> Severe Service
Vehicle: 2001 GMC Savana 2500 5.0 V8 GAS
Light Duty Emissions
Normal Service
Replace every 30,000 miles
Severe Service
Rep...
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DRIVELINE, U-JOINT & CV AXLES REPLACEMENT PROCEDURES FOR GMC Savana 2500 AUTOMOBILES
Includes CV axle, universal joint, and driveline replacement, for domestic and imported GMC Savana 2500 cars and light trucks from 1990+.
DRIVESHAFT U-JOINT, Replace -> Assemble -> Disassemble
Vehicle: 2000 GMC Savana 2500 5.7 V8 GAS
Never clamp propeller shaft tubing in a vise. Clamping could dent or deform the tube causing an imbalance or unsafe condition. Always clamp on one of the yokes and support the shaft horizontally. Avoid damaging the slip yoke sealing surface. Nicks may damage the bushing or cut the lip seal.
Disassemble
- Support propeller shaft in a line horizontal with table of a press.
- Mark propeller shaft in order to show which end connects to transmission and which end goes to rear axle.
- On models equipped with external snap ring retainers, proceed as follows:
- Disassemble snap rings by ...
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TIRE PRESSURE MONITORING SYSTEM PROCEDURES FOR GMC Savana 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 Savana 2500 cars and light trucks sold in the U.S. from mid 1990's+.
Description
Vehicle: 2008 GMC Savana 2500 6.6 V8 DIESEL
The TPMS (Tire Pressure Monitor System) warns the driver when a significant loss, or gain of tire pressure occurs in any of the four tires and allows the driver to display the individual tire pressures and the locations on the DIC (Driver Information Center) display. The system consists of the BCM (Body Control Module), DIC, instrument cluster, RCDLR (Remote Control Door Lock Receiver), RF (Radio Frequency transmitting tire pressure sensor in each wheel and serial data circuit. Each tire pressure sensor has an internal power supply with a service life of 10 years.
When the vehicle is...
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STARTER & ALTERNATOR REPLACEMENT PROCEDURES FOR GMC Savana 2500 AUTOMOBILES
Includes starter and alternator replacement procedures for domestic and imported GMC Savana 2500 cars and light trucks from 1990+.
Starter, Replace
Vehicle: 2004 GMC Savana 2500 5.3 V8 GAS
- Raise and support vehicle.
- Remove starter to engine brace and heat shields.
- Disconnect wires from solenoids.
- Remove starter motor mounting bolts, washers and lower starter. Record position of shims, if required.
- Remove starter motor from vehicle.
- Reverse procedure to install, noting the fol...
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MAINTENANCE LAMP RESET PROCEDURES FOR GMC Savana 2500 AUTOMOBILES
Maintenance lamp reset procedures with corresponding images for most domestic and imported GMC Savana 2500 cars and light trucks sold in the U.S. from 1990+.
General Motors Corp./Saturn Trucks -> Check Fuel Cap Lamp ->
Vehicle: 2000 GMC Savana 2500 6.5 V8 DIESEL
The Check Fuel Cap Lamp will illuminate momentarily when the ignition switch is placed in the On position as a bulb check. I...
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RADIATOR & HOSE REPLACEMENT PROCEDURES FOR GMC Savana 2500 AUTOMOBILES
Includes radiator, cooling and heater hose replacement procedures for domestic and imported GMC Savana 2500 cars and light trucks from 1990+
Coolant Hose, Replace -> Lower -> Upper
Vehicle: 2003 GMC Savana 2500 4.3 V6 GAS
Lower
- Drain cooling system into a suitable container.
- Reposition hose clamp from surge tank.
- Remove radiator outlet hose from surge tank.
- Raise and support vehicle.
- Remove push pin from small inner wheel panel and position aside.
- Reposition heater hose to radiator outlet hose clamp using hose clamp pliers J 38185.
- Remove heater hose from radiator outlet hose.
- Remove radiator outlet hose to radiator re...
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SERPENTINE BELT SERVICE PROCEDURES FOR GMC Savana 2500 AUTOMOBILES
Serpentine belt replacement procedures with corresponding images for most domestic and imported GMC Savana 2500 cars and light trucks sold in the U.S. from 1990+.
Serpentine Drive Belt, Replace
Vehicle: 1999 GMC Savana 2500 5.0 V8 GAS
These engines use a single serpentine drive belt to drive all engine-mount accessories. All belt drive accessories are rigidly mounted with belt tension maintained by a spring loaded automatic tensioner.
- Rotate tensioner counterclockwise using suitable 1/2 inch break...
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COMPONENT LOCATION DIAGRAMS FOR GMC Savana 2500 AUTOMOBILES
Component location diagrams for most GMC Savana 2500 cars and light trucks sold in the U.S. from 1990+.
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![]() Components on diagram: |
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WIRING DIAGRAMS FOR GMC Savana 2500 AUTOMOBILES
OEM drawn wiring diagrams for most GMC Savana 2500 cars and light trucks sold in the U.S.
![]() Components on diagram: |
![]() Components on diagram: |
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TECHNICAL SERVICE BULLETINS FOR GMC Savana 2500 AUTOMOBILES
OEM TSB listings for most GMC Savana 2500 cars and light trucks sold in the U.S. from 1985+.
Document: WARRANTY - CUSTOMER CONCERN NOT DUPLICATED / VERIFIED LABOR OPERATIONS - REVISED Vehicle: 1999 GMC Savana 2500 5.7 V8 GAS Auto Systems: |
Document: RECOMMENDED AXLE LUBRICANT - RWD CARS/ALL TRKS - REV Vehicle: 1999 GMC Savana 2500 4.3 V6 GAS Auto Systems: |
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COMPONENT/PARTS SPECIFICATIONS FOR GMC Savana 2500 AUTOMOBILES
BRAKE SPECIFICATIONS: Brake drum, rotor, caliper, and related specifications for most GMC Savana 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 Savana 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 Savana 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 Savana 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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