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1998 GMC C1500 Suburban CAR/TRUCK REPAIR PROCEDURES AND DIAGRAMS - WHAT GMC REPAIR SHOPS DON'T WANT YOU TO KNOW
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- A/C & Heater Service
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- Fuel Filter Replacement
- Driveline, U-Joint & CV Axles Replacement
- Starter & Alternator 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 1998 GMC C1500 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 C1500 Suburban automobile. Try the Automotix DIY solution today!
A/C & HEATER SERVICE PROCEDURES FOR 1998 GMC C1500 Suburban AUTOMOBILES
Charging Valve Locations -> Domestic Light Trucks & Vans -> 1998-2000
Vehicle: 1998 GMC C1500 Suburban 5.7 V8 GAS
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BRAKE SERVICE PROCEDURES FOR 1998 GMC C1500 Suburban AUTOMOBILES
Anti-lock Brakes -> Kelsey-Hayes -> System Service -> 1997-2000 C & K Series Except 1999-2000 Sierra, Silverado & 2000 Suburban, Tahoe & Yukon -> 1997-2000 w/310 ABS -> 1999-2000 Sierra, Silverado & 2000 Suburban, Tahoe, Yukon & 2001 C & K Series -> 2000-01 w/325 ABS -> Astro & Safari -> Brake Pressure Modulator Valve (BPMV) -> Brake System Bleed -> C & K Series Except C3500HD -> C3500HD -> Component Replacement -> Electronic Brake Control Module (EBCM) -> Front Wheel Speed Sensor -> G Van -> Installation -> Manual Bleed -> P Series -> Pressure Bleed -> Removal -> S & T Series
Vehicle: 1998 GMC C1500 Suburban 6.5 V8 DIESEL
Brake System Bleed
Gravity and vacuum bleeding procedures are not recommended for use with the anti-lock brake system. The manual bleed procedure is the preferred method, although pressure bleeding is also possible. Do not pump the brake pedal during the bleeding process, as fluid aeration may occur.
Manual Bleed
- Raise and support vehicle, then connect a clear plastic tube to brake bleed screw at righthand rear wheel.
- Place free end of tube in a glass jar partially filled with clean brake fluid. Ensure end of tube remains submerged in fluid and master cylinder reservoir is kept full.
- ...
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FUEL FILTER REPLACEMENT PROCEDURES FOR 1998 GMC C1500 Suburban AUTOMOBILES
General Motors Corp./Saturn Light Trucks, SUVs & Vans -> Fuel Filter Replacement -> 6.5L Diesel Engine
Vehicle: 1998 GMC C1500 Suburban 6.5 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 1998 GMC C1500 Suburban AUTOMOBILES
CV AXLE SHAFT, Replace
Vehicle: 1998 GMC C1500 Suburban 6.5 V8 DIESEL
- Raise and support vehicle.
- Remove wheel and tire assembly.
- Remove drive axle center cap, if equipped.
- Insert a drift or large screwdriver through brake caliper into one of the brake rotor vanes in order to prevent drive axle wheel drive shaft from turning.
- Remove nut and washer from hub. Do not reuse nut. A new nut must be used when installing wheel drive shaft.
- Using axle remover tool No. J 45859 or equivalent, press wheel drive shaft from hub.
- Remove bolts securing wheel dr...
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STARTER & ALTERNATOR REPLACEMENT PROCEDURES FOR 1998 GMC C1500 Suburban AUTOMOBILES
Starter, Replace
Vehicle: 1998 GMC C1500 Suburban 5.7 V8 GAS
- Disconnect battery ground cable.
- Raise and support vehicle.
- Disconnect starter battery positive cable and wiring harness.
- Remove mounting bolts and washers with shims, if required.
- Remove starter motor f...
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MAINTENANCE LAMP RESET PROCEDURES FOR 1998 GMC C1500 Suburban AUTOMOBILES
General Motors Corp./Saturn Trucks -> Air Cleaner Restriction Indicator ->
Vehicle: 1998 GMC C1500 Suburban 6.5 V8 DIESEL
An air cleaner restriction indicator, Fig. , is located in the intake duct between the MAF sensor and the air cleaner assembly.
If the window shows green, no service is required at this time. However, if...
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RADIATOR & HOSE REPLACEMENT PROCEDURES FOR 1998 GMC C1500 Suburban AUTOMOBILES
Heater Hose, Replace -> Bypass -> Inlet -> Outlet
Vehicle: 1998 GMC C1500 Suburban 5.7 V8 GAS
Inlet
- Drain cooling system into a suitable container.
- Reposition heater core inlet hose clamp at thermostat housing crossover assembly.
- Remove hose from thermostat housing crossover assembly.
- Reposition heater hose inlet clamp at heater core.
- Remove heater inlet hose from heater core.
- Remove hose from vehicle.
- Reverse procedure to install.
Outlet
- Drain cooling system into a suitable container.
- Reposition heater hose outlet clamp at heater core.
- Disconnect heater outlet hose ...
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SERPENTINE BELT SERVICE PROCEDURES FOR 1998 GMC C1500 Suburban AUTOMOBILES
Serpentine Drive Belt, Replace
Vehicle: 1998 GMC C1500 Suburban 6.5 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 1998 GMC C1500 Suburban AUTOMOBILES
Component location diagrams for most 1998 GMC C1500 Suburban cars and light trucks sold in the U.S. from 1990+.
 Rear Of Overhead Console Molding Diagram for 1998 GMC C1500 Suburban 6.5 V8 DIESELComponents on diagram: |
 Charging System Components Diagram for 1998 GMC C1500 Suburban 6.5 V8 DIESELComponents on diagram: |
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WIRING DIAGRAMS FOR 1998 GMC C1500 Suburban AUTOMOBILES
OEM drawn wiring diagrams for most 1998 GMC C1500 Suburban cars and light trucks sold in the U.S.
 1998 GMC C1500 Suburban 5.7 V8 GAS Wiring DiagramComponents on diagram: |
 1998 GMC C1500 Suburban 6.5 V8 DIESEL Wiring DiagramComponents on diagram: |
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TECHNICAL SERVICE BULLETINS FOR 1998 GMC C1500 Suburban AUTOMOBILES
OEM TSB listings for most 1998 GMC C1500 Suburban 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: 1998 GMC C1500 Suburban 5.7 V8 GAS Auto Systems: |
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Document: New Website for AFIT, TPM, and VDR Updates Vehicle: 1998 GMC C1500 Suburban 5.7 V8 GAS Auto Systems: |
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COMPONENT/PARTS SPECIFICATIONS FOR 1998 GMC C1500 Suburban AUTOMOBILES
BRAKE SPECIFICATIONS: Brake drum, rotor, caliper, and related specifications for most 1998 GMC C1500 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 1998 GMC C1500 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 1998 GMC C1500 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 1998 GMC C1500 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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