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GMC V1500 Suburban 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 V1500 Suburban 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 V1500 Suburban automobile. Try the Automotix DIY solution today!
BRAKE SERVICE PROCEDURES FOR GMC V1500 Suburban AUTOMOBILES
Includes anti-lock brakes, disc, drum, power and hydraulic brake services diagnostics and procedures for domestic and imported GMC V1500 Suburban cars and light trucks from 1990+.
HYDRAULIC BRAKE SYSTEMS, GENERAL MOTORS -> SYSTEM SERVICE -> BLEEDING BRAKES -> BLEEDING MASTER CYLINDER -> BLEEDING PARKING BRAKE -> Flushing Hydraulic System -> Manual Bleeding -> Pressure Bleeding
Vehicle: 1991 GMC V1500 Suburban 6.2 V8 DIESEL
BLEEDING BRAKES
Manual Bleeding
- If vehicle is equipped with power brakes, remove vacuum reserve by applying brakes several times with engine off.
- Fill master cylinder reservoirs with suitable brake fluid. Be sure to always keep master cylinder reservoirs at least half full during entire bleeding procedure.
- If master cylinder is suspected to have air in the bore, it must be bled first, as follows:
- Disconnect forward brake pipe connection at master cylinder.
- Allow brake fluid to fill master cylinder bore until it begins to flow from forward pipe connector port.
- Connect and tighten forward...
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FUEL FILTER REPLACEMENT PROCEDURES FOR GMC V1500 Suburban AUTOMOBILES
Fuel filter replacement procedures with corresponding images for most domestic and imported GMC V1500 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: 1990 GMC V1500 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 GMC V1500 Suburban AUTOMOBILES
Includes CV axle, universal joint, and driveline replacement, for domestic and imported GMC V1500 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: 1991 GMC V1500 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 GMC V1500 Suburban AUTOMOBILES
Includes starter and alternator replacement procedures for domestic and imported GMC V1500 Suburban cars and light trucks from 1990+.
Alternator, Replace
Vehicle: 1991 GMC V1500 Suburban 5.7 V8 GAS
- Disconnect battery ground cable.
- Disconnect terminal plug and battery lead from rear of alternator.
- Remove accessory drive belt.
- Remove alternator mounting bolts.
- Separate alternator from mounting bracket.
- Rem...
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MAINTENANCE LAMP RESET PROCEDURES FOR GMC V1500 Suburban AUTOMOBILES
Maintenance lamp reset procedures with corresponding images for most domestic and imported GMC V1500 Suburban cars and light trucks sold in the U.S. from 1990+.
General Motors Corp./Saturn Trucks -> Reduce Engine Power Indicator Lamp ->
Vehicle: 1990 GMC V1500 Suburban 5.7 V8 GAS
The Reduce Engine Power indicator lamp should light for a approximately 3 seconds when the ignition is turned On as a bulb check. If the warning lamp turns On during vehicle operation, a vehicl...
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RADIATOR & HOSE REPLACEMENT PROCEDURES FOR GMC V1500 Suburban AUTOMOBILES
Includes radiator, cooling and heater hose replacement procedures for domestic and imported GMC V1500 Suburban cars and light trucks from 1990+
Radiator, Replace
Vehicle: 1991 GMC V1500 Suburban 5.7 V8 GAS
- Drain cooling system into a suitable container.
- Remove upper fan shroud.
- Remove radiator hose inlet.
- Remove radiator hose outlet.
- Remove transmission oil cooler lines.
- Remove overflow hose.
- Remove ...
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SERPENTINE BELT SERVICE PROCEDURES FOR GMC V1500 Suburban AUTOMOBILES
Serpentine belt replacement procedures with corresponding images for most domestic and imported GMC V1500 Suburban cars and light trucks sold in the U.S. from 1990+.
Serpentine Drive Belt, Replace
Vehicle: 1990 GMC V1500 Suburban 6.2 V8 DIESEL
- Rotate tensioner to release belt tension, using a 1/2 inch breaker bar with a 5/8 inch socket placed on tensioner pulley.
- Remove drive belt.
- Route b...
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COMPONENT LOCATION DIAGRAMS FOR GMC V1500 Suburban AUTOMOBILES
Component location diagrams for most GMC V1500 Suburban cars and light trucks sold in the U.S. from 1990+.
 Cruise Control System Components Diagram for 1991 GMC V1500 Suburban 5.7 V8 GASComponents on diagram: |
 Vacuum Release Valve Diagram for 1990 GMC V1500 Suburban 6.2 V8 DIESELComponents on diagram: |
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WIRING DIAGRAMS FOR GMC V1500 Suburban AUTOMOBILES
OEM drawn wiring diagrams for most GMC V1500 Suburban cars and light trucks sold in the U.S.
 1991 GMC V1500 Suburban 5.7 V8 GAS Wiring DiagramComponents on diagram: |
 1988 GMC V1500 Suburban 6.2 V8 DIESEL Wiring DiagramComponents on diagram: |
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TECHNICAL SERVICE BULLETINS FOR GMC V1500 Suburban AUTOMOBILES
OEM TSB listings for most GMC V1500 Suburban cars and light trucks sold in the U.S. from 1985+.
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Document: WARRANTY - LABOR TIME GUIDE UPDATES Vehicle: 1991 GMC V1500 Suburban 5.7 V8 GAS Auto Systems: |
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Document: TAPE DECK - STATIC DURING PROGRAM PAUSES - SERVICE Vehicle: 1989 GMC V1500 Suburban 5.7 V8 GAS Symptoms: |
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COMPONENT/PARTS SPECIFICATIONS FOR GMC V1500 Suburban AUTOMOBILES
BRAKE SPECIFICATIONS: Brake drum, rotor, caliper, and related specifications for most GMC V1500 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 GMC V1500 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 GMC V1500 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 GMC V1500 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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