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1993 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 1993 Buick Regal AUTOMOBILES
General Service Domestic Vehicles -> 1992-93 -> Precautions -> Cleanliness -> General Service -> R-12 Systems -> R-134a Systems -> Safety
Vehicle: 1993 Buick Regal Custom 3.1 V6 GAS
Safety
R-12 Systems
The Freon refrigerant used in car air conditioners is also known as R-12. It is colorless and odorless both as a gas and a liquid. Since it boils (vaporizes) at -21.7°F, it will usually be in a vapor state when being handled in a repair shop. But if a portion of the liquid coolant should come in contact with the hands or face, note that its temperature momentarily will be at least 22° below zero.
Protective goggles should be worn when opening any refrigerant lines. If liquid coolant does touch the eyes, bathe the eyes quickly in cold water. ...
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BRAKE SERVICE PROCEDURES FOR 1993 Buick Regal AUTOMOBILES
Disc Brakes -> AC-Delco Single Piston Rear Disc Brake (Type 1) -> Rotor, Replace
Vehicle: 1993 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 1993 Buick Regal AUTOMOBILES
General Motors Corp./Saturn Passenger Cars -> Component Locations -> Century (1982-05), Regal, Celebrity, Cutlass Ciera, Cutlass Cruiser & 6000 2.5L, 2.8L MFI, 3.1L, 3.3L & 3.8L Engines
Vehicle: 1993 Buick Regal Limited 3.8 V6 GAS
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DRIVELINE, U-JOINT & CV AXLES REPLACEMENT PROCEDURES FOR 1993 Buick Regal AUTOMOBILES
CV AXLE SHAFT, Replace
Vehicle: 1993 Buick Regal Limited 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 1993 Buick Regal AUTOMOBILES
Alternator, Replace
Vehicle: 1993 Buick Regal Gran Sport 3.8 V6 GAS
CS130 alternator cannot be serviced and must be replaced as an assembly.
- Disconnect battery ground cable.
- Rotate or lift belt tensioner arm, using a suitable tool to relieve tension from drive belt.
- Remove serpentine driv...
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MAINTENANCE LAMP RESET PROCEDURES FOR 1993 Buick Regal AUTOMOBILES
General Motors Corp./Saturn Cars -> Active Handling System Warning Lamp ->
Vehicle: 1993 Buick Regal Limited 3.8 V6 GAS
This lamp should light for a approximately 6-8 seconds when the ignition is turned on as a bulb check. The lamp will also come on as the system is...
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RADIATOR & HOSE REPLACEMENT PROCEDURES FOR 1993 Buick Regal AUTOMOBILES
Radiator, Replace
Vehicle: 1993 Buick Regal Limited 3.1 V6 GAS
- Remove air cleaner assembly, then drain coolant.
- Remove engine strut upper brace bolts from upper tie bar and rotate strut and brace rearward.
- Disconnect upper radiator mounting panel bolts and clamps.
- Disconnect cooling fan electrica...
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SERPENTINE BELT SERVICE PROCEDURES FOR 1993 Buick Regal AUTOMOBILES
Serpentine Drive Belt, Replace
Vehicle: 1993 Buick Regal Limited 3.1 V6 GAS
Care should be taken to avoid twisting or bending tensioner when applying torque. Damage to belt tensioner may occur.
- Remove belt guard.
- Rotate tensio...
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COMPONENT LOCATION DIAGRAMS FOR 1993 Buick Regal AUTOMOBILES
Component location diagrams for most 1993 Buick Regal cars and light trucks sold in the U.S. from 1990+.
LH Side of Engine Compartment Diagram for 1993 Buick Regal Gran Sport 3.8 V6 GAS Components on diagram: |
Behind RH Side of I/P Diagram for 1993 Buick Regal Custom 3.8 V6 GAS Components on diagram: |
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WIRING DIAGRAMS FOR 1993 Buick Regal AUTOMOBILES
OEM drawn wiring diagrams for most 1993 Buick Regal cars and light trucks sold in the U.S.
1993 Buick Regal Limited 3.1 V6 GAS Wiring Diagram Components on diagram: |
1993 Buick Regal Gran Sport 3.8 V6 GAS Wiring Diagram Components on diagram: |
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TECHNICAL SERVICE BULLETINS FOR 1993 Buick Regal AUTOMOBILES
OEM TSB listings for most 1993 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: 1993 Buick Regal Limited 3.8 V6 GAS Auto Systems: |
Document: Air Conditioning Odor Vehicle: 1993 Buick Regal Limited 3.8 V6 GAS Symptoms: |
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COMPONENT/PARTS SPECIFICATIONS FOR 1993 Buick Regal AUTOMOBILES
BRAKE SPECIFICATIONS: Brake drum, rotor, caliper, and related specifications for most 1993 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 1993 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 1993 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 1993 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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