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Chevrolet R2500 Suburban CAR/TRUCK REPAIR PROCEDURES AND DIAGRAMS - WHAT Chevrolet 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 Chevrolet R2500 Suburban 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 R2500 Suburban automobile. Try the Automotix DIY solution today!
BRAKE SERVICE PROCEDURES FOR Chevrolet R2500 Suburban AUTOMOBILES
Includes anti-lock brakes, disc, drum, power and hydraulic brake services diagnostics and procedures for domestic and imported Chevrolet R2500 Suburban cars and light trucks from 1990+.
DRUM BRAKES, GENERAL MOTORS -> Drum Brake Service -> Adjustments -> 1990-91 CHEVROLET & GMC C & K SERIES -> AUTOMATIC APPLY PARKING BRAKES -> CABALLERO & EL CAMINO -> CHEVROLET & GMC FULL SIZE TRUCKS & VANS EXCEPT 1990-91 C & K SERIES -> CHEVROLET ASTRO VAN & GMC SAFARI VAN -> CHEVROLET S/T 10 & GMC S/T 15, OLDSMOBILE BRAVADA -> CONTROL ROD, ADJUST -> Duo-Servo Brakes -> Lever Type -> LUMINA (APV), SILHOUETTE & TRANS SPORT -> MANUAL PARKING BRAKES -> Non-Servo Brakes -> Pedal Type -> Propeller Shaft Type -> SERIES 10-30/1500-3500 -> SERVICE BRAKES -> TRACKER
Vehicle: 1990 Chevrolet R2500 Suburban 6.2 V8 DIESEL
SERVICE BRAKES
These brakes have self-adjusting shoe mechanisms that assure correct lining-to-drum clearances at all times. The automatic adjusters operate only when the brakes are applied as the vehicle is moving rearward or when the car comes to an uphill stop.
Although the brakes are self-adjusting, an initial adjustment is necessary after the brake shoes have been relined or replaced, or when the length of the adjusting screw has been changed during some other service operation. Refer to "Installation" for this procedure.
Frequent usage of an automatic transmission forward range to h...
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FUEL FILTER REPLACEMENT PROCEDURES FOR Chevrolet R2500 Suburban AUTOMOBILES
Fuel filter replacement procedures with corresponding images for most domestic and imported Chevrolet R2500 Suburban cars and light trucks sold in the U.S. for 1980+.
General Motors Corp./Saturn Light Trucks, SUVs & Vans -> Fuel Filter Replacement -> 6.2L Diesel Engine
Vehicle: 1991 Chevrolet R2500 Suburban 6.2 V8 DIESEL
On models equipped with fuel injected engines, relieve fuel system pressure as outlined under "Fuel System Pressure Relief."
On models equipped with metal collar quick disconnect connectors, GM tool No. J37088-A, or equivalent, will be required to disconnect the connector. Prior to reconnecting the connector, apply a few drops of clean motor oil to the male pipe ends.
On models equipped with plastic collar quick disconnect connectors, squeeze the connector plastic retainer release tabs to release the connector. Prior to reconnecting the connector, apply a few drops of clean motor...
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DRIVELINE, U-JOINT & CV AXLES REPLACEMENT PROCEDURES FOR Chevrolet R2500 Suburban AUTOMOBILES
Includes CV axle, universal joint, and driveline replacement, for domestic and imported Chevrolet R2500 Suburban cars and light trucks from 1990+.
DRIVESHAFT, Replace -> Front -> Front, All Except NP8 Axle -> Front, NP8 Axle -> One Piece Driveshaft -> Rear -> Three Piece Driveshaft -> Two Piece Driveshaft
Vehicle: 1990 Chevrolet R2500 Suburban 6.2 V8 DIESEL
Front
Front, All Except NP8 Axle
- Raise and support vehicle.
- Remove front differential carrier shield, if used.
- Reference mark relationship of propeller shaft to front axle and transfer case flange.
- Remove bolts and retainers from front axle.
- Remove bolts and retainers from transfer case.
- Remove propeller shaft. When removing propeller shaft, do not attempt to remove shaft by pounding on yoke ears or using a tool between yoke and universal joint. If propeller shaft is removed by using such means, injection joints may fracture and lead to premature failure of joint.
- Compress propeller...
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STARTER & ALTERNATOR REPLACEMENT PROCEDURES FOR Chevrolet R2500 Suburban AUTOMOBILES
Includes starter and alternator replacement procedures for domestic and imported Chevrolet R2500 Suburban cars and light trucks from 1990+.
Starter, Replace
Vehicle: 1991 Chevrolet R2500 Suburban 7.4 V8 GAS
- Disconnect battery ground cable.
- Remove starter braces or heat shields, if equipped.
- Disconnect starter solenoid electrical connectors.
- Raise and support vehicle.
- Remove attaching bolts, nuts and washers from starter mot...
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MAINTENANCE LAMP RESET PROCEDURES FOR Chevrolet R2500 Suburban AUTOMOBILES
Maintenance lamp reset procedures with corresponding images for most domestic and imported Chevrolet R2500 Suburban cars and light trucks sold in the U.S. from 1990+.
General Motors Corp./Saturn Trucks -> StabiliTrak Control System Warning Lamp ->
Vehicle: 1990 Chevrolet R2500 Suburban 5.7 V8 GAS
This lamp should light for a approximately 6-8 seconds when the ignition is turned On as a bulb check. If the warning...
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RADIATOR & HOSE REPLACEMENT PROCEDURES FOR Chevrolet R2500 Suburban AUTOMOBILES
Includes radiator, cooling and heater hose replacement procedures for domestic and imported Chevrolet R2500 Suburban cars and light trucks from 1990+
Coolant Hose, Replace -> Lower -> Upper
Vehicle: 1990 Chevrolet R2500 Suburban 7.4 V8 GAS
Lower
- Drain cooling system into a suitable container.
- Reposition hose clamp at radiator outlet and remove hose.
- Reposition hose clamp at water pump inlet and remove hose.
- Remove hose from vehicle.
- Reverse procedure...
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SERPENTINE BELT SERVICE PROCEDURES FOR Chevrolet R2500 Suburban AUTOMOBILES
Serpentine belt replacement procedures with corresponding images for most domestic and imported Chevrolet R2500 Suburban cars and light trucks sold in the U.S. from 1990+.
Serpentine Drive Belt, Replace
Vehicle: 1991 Chevrolet R2500 Suburban 5.7 V8 GAS
- Rotate tensioner counterclockwise, using a 1/2 inch breaker bar with a socket placed on tensioner ...
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COMPONENT LOCATION DIAGRAMS FOR Chevrolet R2500 Suburban AUTOMOBILES
Component location diagrams for most Chevrolet R2500 Suburban cars and light trucks sold in the U.S. from 1990+.
 Oil Pressure Switch Diagram for 1990 Chevrolet R2500 Suburban 5.7 V8 GASComponents on diagram: |
 Electronic Engine Controls Diagram for 1991 Chevrolet R2500 Suburban 7.4 V8 GASComponents on diagram: |
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WIRING DIAGRAMS FOR Chevrolet R2500 Suburban AUTOMOBILES
OEM drawn wiring diagrams for most Chevrolet R2500 Suburban cars and light trucks sold in the U.S.
 1990 Chevrolet R2500 Suburban 6.2 V8 DIESEL Wiring DiagramComponents on diagram: |
 1990 Chevrolet R2500 Suburban 6.2 V8 DIESEL Wiring DiagramComponents on diagram: |
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TECHNICAL SERVICE BULLETINS FOR Chevrolet R2500 Suburban AUTOMOBILES
OEM TSB listings for most Chevrolet R2500 Suburban cars and light trucks sold in the U.S. from 1985+.
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Document: PCM PRODUCT FEEDBACK PROGRAM Vehicle: 1990 Chevrolet R2500 Suburban 6.2 V8 DIESEL Auto Systems: |
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Document: 4T65-E AUTOMATIC TRANSMISSION FLUID LEAK FROM REVERSE SERVO COVER Vehicle: 1989 Chevrolet R2500 Suburban 7.4 V8 GAS Symptoms: |
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COMPONENT/PARTS SPECIFICATIONS FOR Chevrolet R2500 Suburban AUTOMOBILES
BRAKE SPECIFICATIONS: Brake drum, rotor, caliper, and related specifications for most Chevrolet R2500 Suburban 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 Chevrolet R2500 Suburban 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 Chevrolet R2500 Suburban 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 Chevrolet R2500 Suburban 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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