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Automotix DIY provides automotive consumers and do it yourselfers; the most comprehensive repair information about 2002 Buick Lesabre car and truck
repair procedures including Buick 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 2002 Buick Lesabre automobile. Try the Automotix DIY solution today!
We have info for following modifications of 2002 Buick Lesabre
- 2002 Buick Lesabre Custom 3.8 V6 GAS, CID:231, Fuel Injection, Aspiration:231, Engine VIN:, Desg:K
- 2002 Buick Lesabre Limited 3.8 V6 GAS, CID:231, Fuel Injection, Aspiration:231, Engine VIN:, Desg:K
A/C & HEATER SERVICE PROCEDURES FOR 2002 Buick Lesabre 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 2002 Buick Lesabre cars and light trucks from 1990+
Component Replacement & Adjustment -> Bonneville, LeSabre & Park Avenue -> Blower Motor, Replace -> Bonneville & LeSabre -> Park Avenue
Vehicle: 2002 Buick Lesabre Limited 3.8 V6 GAS
Bonneville & LeSabre
- Remove fasteners at rear edge of right lower insulator to disengage from lower instrument panel.
- Pry out retainers to release.
- Turn heater temperature sensor 1/4 turn to release, allow to remain connected to its wire.
- Disconnect electrical connectors.
- Slide insulator rearward to remove.
- Pull back carpet near blower motor.
- Open instrument panel storage compartment door.
- Remove fasteners that secure storage compartment to instrument panel, including check strap.
- Disconnect electrical connector for re...
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A/C & HEATER SERVICE PROCEDURES FOR 2002 Buick Lesabre 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 2002 Buick Lesabre cars and light trucks from 1990+
Air Bag System Precautions -> General Motors Corp. -> Arming -> Light Trucks & Vans -> Passenger Cars
Vehicle: 2002 Buick Lesabre Limited 3.8 V6 GAS
Passenger Cars
Reverse disarming procedures to arm the Supplemental Restraint System, noting the following:
- Ensure all disconnected SRS electrical connectors are securely connected and routed.
- Install all removed fuses in proper locations.
- From a safe position at sides of or below air bag module, Turn ignition switch to ON position and observe Air Bag or SRS warning lamp.
- On all models except Prizm and 1990 Corvette, warning lamp should flash seven to nine times, then go off.
- On Prizm models, warning lamp should light for six seconds,...
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A/C & HEATER SERVICE PROCEDURES FOR 2002 Buick Lesabre 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 2002 Buick Lesabre cars and light trucks from 1990+
Computer Relearn Procedures -> General Motors Corp. -> 1997-98 -> 1998-2000 -> 1998-99 -> 1999-2001 -> 1999-2002 -> 2.2L & 2.4L Engines -> 2000-02 -> 2000-04 -> 2001-02 -> 2001-04 -> 3.1L, 3.4L, 3800/3.8L, 4.0L & 4.6L Engines -> 3.5L Engine -> 5.7L Engine -> Achieva, Alero, Grand Am & Skylark -> Achieva, Cavalier, Skylark & Sunfire -> Alero & Grand Am -> Alero & Malibu -> Aurora -> Aurora, Bonneville, DeVille, LeSabre & Seville -> Aurora, Bonneville, Grand Prix, LeSabre & Park Avenue -> Auto Learn Passlock Procedure -> Body Control Module (BCM) -> Bonneville -> Bonneville, Eighty Eight, LeSabre, LSS & Park Avenue -> C & K Series w/Diesel Engine -> C & K Trucks w/Diesel Engine -> Camaro & Firebird -> Catera -> Cavalier & Sunfire -> Century -> Century, Grand Prix, Impala, Intrigue, Lumina, Monte Carlo & Regal -> Century, Impala, Intrigue, Monte Carlo & Regal -> Corvette -> Crankshaft Position System Variation Learn -> Cutlass & Malibu -> Dash Integration Module (DIM) -> DeVille -> DeVille, Eldorado & Seville -> EEPROM -> Eldorado -> Engine Control Module (ECM) -> Engine Performance -> Except Park Avenue -> Grand Am -> Grand Prix & Regal -> Impala & Monte Carlo -> Instrument Panel Integration Module (IPM) -> Intrigue -> LeSabre -> Less Tech 2 Or Techline Terminal -> Light Truck & Vans -> Park Avenue -> Passenger Cars -> Passkey Module -> Passlock Learn Procedure -> PCM -> Powertrain Control Module (PCM) -> Powertrain Control Module (PCM) & Vehicle Control Module (VCM) -> Rear Integration Module -> Riviera -> Seville -> T50/T60/T20+ -> TDC Offset Adjustment -> Theft Deterrent System Programming -> VCM -> With Tech 2 -> With Techline Terminal & Scan Tool
Vehicle: 2002 Buick Lesabre Custom 3.8 V6 GAS
Passenger Cars
Body Control Module (BCM)
Alero & Grand Am
This procedure must be performed if the BCM, Passlock sensor or PCM is replaced. If BCM is not properly programmed, it will not control all the features properly.
- Ensure battery is fully charged and ignition switch is in the ON position.
- Connect a suitably programmed Tech II, or equivalent, scan tool to Data Link Connector (DLC).
- Access scan tool "Special Functions" menu and follow scan tool instructions to program BCM.
- If BCM fails to accept the pr...
CLICK HERE TO GET FULL ACCESS TO 2002 Buick Lesabre A/C & HEATER SERVICE PROCEDURES
A/C & HEATER SERVICE PROCEDURES FOR 2002 Buick Lesabre 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 2002 Buick Lesabre cars and light trucks from 1990+
Component Replacement & Adjustment -> Bonneville, LeSabre & Park Avenue -> Adjustments -> Dual Temperature Controls -> Electronic Climate Control (ECC) System -> Manual A/C -> Single Temperature Controls -> Temperature Control Cable -> Temperature Valve Link
Vehicle: 2002 Buick Lesabre Limited 3.8 V6 GAS
Temperature Control Cable
Manual A/C
- Lower glove compartment to gain access to control cable turnbuckle.
- Set control cable to full Cold, then adjust turnbuckle until temperature valve just comes to a stop on the left.
- Move control to full Hot, then feel if valve is held against right side. If not, adjust turnbuckle until valve just stops against right side
- Recheck cold side. If not satisfactory, repeat Steps 3 and 4.
Temperature Valve Link
Electronic Climate Control (ECC) System
Single Temperature Controls
-
...
CLICK HERE TO GET FULL ACCESS TO 2002 Buick Lesabre A/C & HEATER SERVICE PROCEDURES
A/C & HEATER SERVICE PROCEDURES FOR 2002 Buick Lesabre 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 2002 Buick Lesabre cars and light trucks from 1990+
Component Replacement & Adjustment -> Bonneville, LeSabre & Park Avenue -> HVAC Module, Replace
Vehicle: 2002 Buick Lesabre Limited 3.8 V6 GAS
- Recover refrigerant as outlined under .
- Drain coolant into suitable container.
- Disconnect evaporator hose connection at evaporator.
- Remove heater hoses from heater core.
- Plug heater core and evaporator openings to prevent leaking into vehicle when removing module assembly.
- Pinch off hoses to prevent leaking.
- Remove instrument panel assembly as outlined under "Dash Panel, Replace."
- Remove defroster and air distributor duct.
- Disconnect...
CLICK HERE TO GET FULL ACCESS TO 2002 Buick Lesabre A/C & HEATER SERVICE PROCEDURES
A/C & HEATER SERVICE PROCEDURES FOR 2002 Buick Lesabre 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 2002 Buick Lesabre cars and light trucks from 1990+
Electric Cooling Fans -> Passenger Cars Except Saturn -> Description -> A/C Condenser Fan -> Alero & Grand Am -> Aurora, Bonneville, Camaro, Century, Corvette, Firebird, Grand Prix, Impala, Intrigue, LeSabre, Malibu, Monte Carlo, Park Avenue & Regal -> Cavalier & Sunfire -> DeVille, Eldorado & Seville -> Lumina -> Metro -> Prizm -> Radiator Fan
Vehicle: 2002 Buick Lesabre Custom 3.8 V6 GAS
Alero & Grand Am
The engine cooling fan system consists of two electric cooling fans and three fan relays. The PCM controls the relays that operate both fans together at low or high speeds.
During low speed operation, the PCM supplies the ground path for the low speed fan relay through the low speed cooling fan relay control circuit. The ground path for the left cooling fan is through the cooling fan S/P relay and the right cooling fan.
During high speed operation, the PCM supplies the ground path for the cooling fan 1 relay through the low speed cooling fan rel...
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