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1994 Buick Regal CAR/TRUCK REPAIR PROCEDURES AND DIAGRAMS - WHAT Buick REPAIR SHOPS DON'T WANT YOU TO KNOW
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- Component Locations
- Wiring Diagrams
- Technical Service Bulletins
- Specifications
- A/C & Heater Service
- Brake Service
- Fuel Filter Replacement
- Driveline, U-Joint & CV Axles Replacement
- Starter & Alternator Replacement
- Maintenance Lamp Reset
- Radiator & Hose Replacement
- Serpentine Belt Service
A/C & HEATER SERVICE PROCEDURES FOR 1994 Buick Regal AUTOMOBILES
Component Replacement & Adjustment -> Cutlass Supreme, Grand Prix, Lumina, Monte Carlo & Regal -> THERMOSTAT, REPLACE -> 3.1L/V6-191 ENGINE -> 3.4L/V6-204 ENGINE -> 3800/V6-231 ENGINE
Vehicle: 1994 Buick Regal Gran Sport 3.8 V6 GAS
3.1L/V6-191 ENGINE
- Partially drain cooling system below level of thermostat.
- Disconnect radiator hose from thermostat housing.
- Remove thermostat housing attaching bolts, then housing thermostat and gasket Fig. .
- Reverse procedure to install.
3.4L/V6-204 ENGINE
- Remove air cleaner and duct assembly.
- Drain engine cooling system.
- Remove engine torque strut bolt from engine.
- Disconnect upper radiator hose from thermostat housing, Fig. .
- Relieve fuel system pressure as follows:
- Disconnect battery gro...
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BRAKE SERVICE PROCEDURES FOR 1994 Buick Regal AUTOMOBILES
Disc Brakes -> AC-Delco Single Piston Rear Disc Brake (Type 1) -> Rotor, Replace
Vehicle: 1994 Buick Regal Custom 3.8 V6 GAS
- Remove caliper as described in "Caliper Service."
- Remove caliper mounting bracket attaching bolts, then the mounting br...
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FUEL FILTER REPLACEMENT PROCEDURES FOR 1994 Buick Regal AUTOMOBILES
General Motors Corp./Saturn Passenger Cars -> Fuel Filter Replacement -> Except Aveo, Chevette 1.8L Diesel, Corvette, GTO, LaCrosse, Malibu (2004-06) & Malibu Maxx, Vibe, XLR, 2004-05 Corvette & 1998-2002 Metro & Prizm
Vehicle: 1994 Buick Regal Custom 3.8 V6 GAS
Do not smoke or allow an open flame of any type when working on or near any fuel system related components. The highly flammable vapor mixtures may ignite, resulting in serious personal injury.
Prior to disconnecting fuel lines, the fuel system pressure must be relieved to prevent accidental spray of fuel.
After the battery has been disconnected and reconnected, some abnormal driveability symptoms may occur. The vehicle may need to be driven while the v...
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DRIVELINE, U-JOINT & CV AXLES REPLACEMENT PROCEDURES FOR 1994 Buick Regal AUTOMOBILES
CV AXLE SHAFT, Replace
Vehicle: 1994 Buick Regal Custom 3.8 V6 GAS
- Raise and support vehicle, then remove tire and wheel assembly.
- Remove brake caliper from steering knuckle and suspend caliper assembly.
- Remove four bolts holding hub/bearing assembly to knuckle.
- On vehicles equipped with Anti-Lock Brake System (ABS), remove ABS sensor mounting bolt, then position sensor aside to avoid damage.
- On vehicles equipped with 125C and HM-282 transaxles and right shaft of vehicles with 440-T4 transaxles, separate drive axle from transaxle using axle shaft remover tool No....
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STARTER & ALTERNATOR REPLACEMENT PROCEDURES FOR 1994 Buick Regal AUTOMOBILES
Starter, Replace
Vehicle: 1994 Buick Regal Custom 3.1 V6 GAS
- Disconnect battery ground cable.
- Remove air cleaner assembly.
- Raise and support vehicle.
- On models equipped with engine oil cooler,position a suitable drain pan under vehicle, then remove oil filter.
- Position hose next to starter motor aside.
- On all models, remove nut attaching starter brace to A/C compressor.
- Remove nut attaching starter brace to engine, then brace.
- Remove bolts attaching flywheel inspection cover, then cover.
- Remove starter motor at...
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MAINTENANCE LAMP RESET PROCEDURES FOR 1994 Buick Regal AUTOMOBILES
General Motors Corp./Saturn Cars -> Air Bag Warning Lamp ->
Vehicle: 1994 Buick Regal Gran Sport 3.8 V6 GAS
This lamp should light for a approximately 6-8 seconds when the ignition is turned on as a bulb check. If the air b...
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RADIATOR & HOSE REPLACEMENT PROCEDURES FOR 1994 Buick Regal AUTOMOBILES
Coolant Hose, Replace -> Lower -> Upper
Vehicle: 1994 Buick Regal Limited 3.8 V6 GAS
Lower
- Drain cooling system into a suitable container.
- Reposition hose clamp from radiator using hose clamp pliers.
- Remove radiator outlet hose from radiator.
- Reposition hose clamp from water pump housing using hose clamp pliers.
- Remove radiator outlet hose from water pump housing and from vehicle.
- Reverse procedure to i...
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SERPENTINE BELT SERVICE PROCEDURES FOR 1994 Buick Regal AUTOMOBILES
Serpentine Drive Belt, Replace
Vehicle: 1994 Buick Regal Custom 3.8 V6 GAS
- Rotate tensioner counterclockwise to remove the dri...
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COMPONENT LOCATION DIAGRAMS FOR 1994 Buick Regal AUTOMOBILES
Component location diagrams for most 1994 Buick Regal cars and light trucks sold in the U.S. from 1990+.
ABS System Components Diagram for 1994 Buick Regal Gran Sport 3.8 V6 GAS Components on diagram: |
Behind LH Side of I/P Diagram for 1994 Buick Regal Custom 3.8 V6 GAS Components on diagram: |
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WIRING DIAGRAMS FOR 1994 Buick Regal AUTOMOBILES
OEM drawn wiring diagrams for most 1994 Buick Regal cars and light trucks sold in the U.S.
1994 Buick Regal Limited 3.8 V6 GAS Wiring Diagram Components on diagram: |
1994 Buick Regal Gran Sport 3.8 V6 GAS Wiring Diagram Components on diagram: |
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TECHNICAL SERVICE BULLETINS FOR 1994 Buick Regal AUTOMOBILES
OEM TSB listings for most 1994 Buick Regal cars and light trucks sold in the U.S. from 1985+.
Document: Car and Truck Fix It Right the First Time Issues Vehicle: 1994 Buick Regal Limited 3.8 V6 GAS Auto Systems: |
Document: Bumps or Rust Colored Spots in Paint Due to Rail or Iron Dust Vehicle: 1994 Buick Regal Limited 3.8 V6 GAS Auto Systems: |
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COMPONENT/PARTS SPECIFICATIONS FOR 1994 Buick Regal AUTOMOBILES
BRAKE SPECIFICATIONS: Brake drum, rotor, caliper, and related specifications for most 1994 Buick Regal 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 1994 Buick Regal 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 1994 Buick Regal 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 1994 Buick Regal 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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