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GMC Jimmy 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 Jimmy 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 Jimmy automobile. Try the Automotix DIY solution today!
A/C & HEATER SERVICE PROCEDURES FOR GMC Jimmy 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 Jimmy cars and light trucks from 1990+
Compressor Service -> Harrison V7 Variable Displacement Compressor -> Compressor Clutch Service -> Clutch Coil, Replace -> Clutch Plate & Hub Assembly, Replace -> Clutch Rotor & Bearing, Replace -> Installation -> Removal
Vehicle: 1999 GMC Jimmy 4.3 V6 GAS
Clutch Plate & Hub Assembly, Replace
Refer to for repair information.
Clutch Rotor & Bearing, Replace
Removal
- Remove clutch plate and hub assembly as outlined under "Clutch Plate & Hub Assembly, Replace."
- Remove rotor and bearing snap ring, then mount puller guide tool No. J-33023, or equivalent, over compressor shaft.
- Install puller tool No. J-33020, or equivalent, onto rotor, turning puller body clockwise to engage tangs on puller with inner circle of slots in rotor.
- Hold body of puller and tighten screw to remove rotor and bearing assembly.
Installation
- Mount rotor and bearing...
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BRAKE SERVICE PROCEDURES FOR GMC Jimmy AUTOMOBILES
Includes anti-lock brakes, disc, drum, power and hydraulic brake services diagnostics and procedures for domestic and imported GMC Jimmy cars and light trucks from 1990+.
Disc Brakes -> Delco Single Piston Sliding Caliper -> Precautions -> Brake Disc Service -> Brake Lines & Linings -> Brake Roughness -> General
Vehicle: 2000 GMC Jimmy Envoy 4.3 V6 GAS
Brake Lines & Linings
Remove one of the front wheels and inspect the brake disc, caliper and linings.
Do not allow any oil or grease on the linings. It is recommended that linings be replaced in sets when worn or damaged.
If the caliper is cracked or fluid leakage through the casting is evident, it must be replaced as a unit.
Brake Roughness
The most common cause of brake chatter on disc brakes is a variation in thickness of the disc. If roughness or vibration is encountered during highway operation or if pedal pumping is experienced at low speeds, the disc may have excessive thickness v...
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FUEL FILTER REPLACEMENT PROCEDURES FOR GMC Jimmy AUTOMOBILES
Fuel filter replacement procedures with corresponding images for most domestic and imported GMC Jimmy cars and light trucks sold in the U.S. for 1980+.
General Motors Corp./Saturn Light Trucks, SUVs & Vans -> Fuel Filter Replacement -> Gasoline Engines Except Equinox, Montana SV6, Relay, Rendezvous w/3.6L Engine, Terraza, Uplander & Vue (2004-06) & 2004-06 Envoy, Rainier & TrailBlazer -> Returnless Fuel System
Vehicle: 2000 GMC Jimmy 4.3 V6 GAS
Returnless Fuel System
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. Pri...
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DRIVELINE, U-JOINT & CV AXLES REPLACEMENT PROCEDURES FOR GMC Jimmy AUTOMOBILES
Includes CV axle, universal joint, and driveline replacement, for domestic and imported GMC Jimmy cars and light trucks from 1990+.
DRIVESHAFT U-JOINT, Replace -> Assemble -> Disassemble
Vehicle: 2003 GMC Jimmy SLS 4.3 V6 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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STARTER & ALTERNATOR REPLACEMENT PROCEDURES FOR GMC Jimmy AUTOMOBILES
Includes starter and alternator replacement procedures for domestic and imported GMC Jimmy cars and light trucks from 1990+.
Alternator, Replace
Vehicle: 1998 GMC Jimmy Envoy 4.3 V6 GAS
- Disconnect battery ground cable.
- Remove air inlet duct.
- Remove heater hose brace bolt from rear of alternator.
- Disconnect alternator electrical connectors.
- Remove accessory drive belt.
- Remove alternator mou...
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MAINTENANCE LAMP RESET PROCEDURES FOR GMC Jimmy AUTOMOBILES
Maintenance lamp reset procedures with corresponding images for most domestic and imported GMC Jimmy cars and light trucks sold in the U.S. from 1990+.
General Motors Corp./Saturn Trucks -> All Wheel Drive (AWD) System Warning Lamp ->
Vehicle: 1996 GMC Jimmy 4.3 V6 GAS
This lamp should light for a approximately 6-8 seconds when the ignition is turned On as a bulb check. If the war...
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RADIATOR & HOSE REPLACEMENT PROCEDURES FOR GMC Jimmy AUTOMOBILES
Includes radiator, cooling and heater hose replacement procedures for domestic and imported GMC Jimmy cars and light trucks from 1990+
Coolant Hose, Replace -> Lower -> Upper
Vehicle: 1996 GMC Jimmy 4.3 V6 GAS
Lower
- Drain cooling system into a suitable container.
- Reposition hose clamp from radiator.
- Remove radiator outlet hose from radiator.
- Reposition hose clamp from coolant pump inlet.
- Remove radiator outlet hose from coolant pump inlet and from vehicle.
- Reverse pro...
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SERPENTINE BELT SERVICE PROCEDURES FOR GMC Jimmy AUTOMOBILES
Serpentine belt replacement procedures with corresponding images for most domestic and imported GMC Jimmy cars and light trucks sold in the U.S. from 1990+.
Serpentine Drive Belt, Replace
Vehicle: 2000 GMC Jimmy 4.3 V6 GAS
- Remove belt tensioner pulley retaining bolt...
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COMPONENT LOCATION DIAGRAMS FOR GMC Jimmy AUTOMOBILES
Component location diagrams for most GMC Jimmy cars and light trucks sold in the U.S. from 1990+.
 Fog Lamp Components Diagram for 1991 GMC Jimmy 6.2 V8 DIESELComponents on diagram: |
 A/C Components Diagram for 2001 GMC Jimmy Envoy 4.3 V6 GASComponents on diagram: |
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WIRING DIAGRAMS FOR GMC Jimmy AUTOMOBILES
OEM drawn wiring diagrams for most GMC Jimmy cars and light trucks sold in the U.S.
 1988 GMC Jimmy 6.2 V8 DIESEL Wiring DiagramComponents on diagram: |
 1991 GMC Jimmy 5.7 V8 GAS Wiring DiagramComponents on diagram: |
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TECHNICAL SERVICE BULLETINS FOR GMC Jimmy AUTOMOBILES
OEM TSB listings for most GMC Jimmy cars and light trucks sold in the U.S. from 1985+.
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Document: LABOR TIME GUIDE UPDATES Vehicle: 1989 GMC Jimmy 6.2 V8 DIESEL Auto Systems: |
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Document: ENGINEERING INFORMATION (EI) PROCESS - REVISED Vehicle: 1986 GMC Jimmy 5.7 V8 GAS Auto Systems: |
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COMPONENT/PARTS SPECIFICATIONS FOR GMC Jimmy AUTOMOBILES
BRAKE SPECIFICATIONS: Brake drum, rotor, caliper, and related specifications for most GMC Jimmy 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 Jimmy 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 Jimmy 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 Jimmy 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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