Engine Assembly-Oil Pump,Pan & Related Parts fit your 2003 Buick Lesabre

Currently shopping for

2003 Buick Lesabre

Change Vehicle

Vehicle Options

6 Cyl 3.8L MFI, HO (ERV6 Series); 4-Speed Automatic Transmission, 4T65-E

Vehicle Options

6 Cyl 3.8L MFI, HO (ERV6 Series); 4-Speed Automatic Transmission, 4T65-E

Categories Close X

Currently selected

Engine

Other Categories

Body Moldings, Sheet Metal, Rear Compartment Hardware, Roof Hardware

Body Mounting, Air Conditioning, Audio/Entertainment

Brakes

Brakes, Rear Axle, Propeller Shaft, Wheels, Tires

Cooling System, Grille, Oil System

Frames, Springs, Shocks, Bumpers

Front End Sheet Metal, Heater

Front Suspension, Steering

Fuel System, Exhaust, Emission System

Interior Trim, Front Seat Trim, Seat Belts

Maintenance Parts, Fluids, Capacities, Electrical Connectors

Rear Glass, Seat Parts, Adjuster

Rear Seat Trim, Carpet

Starter, Generator, Ignition, Electrical, Lamps

Transmission - Automatic

Windshield, Wiper, Mirrors, Instrument Panel, Console, Doors

Parts Questions

Sort by:

Recommended

Part No. & Part Description

Price & Qty.

Part No. &
Part Description

12603782
SWITCH, Engine Oil Level, SWITCH,ENGINE OIL LEVEL INDICATOR(STRAIGHT ELECTRODE CONNECT)(MATING CONNECT W/LEADS USE 12102747)
$44.56 $26.92
1
Add To Cart

3536966
SEAL, Engine Oil Pan Drain Plug, SEAL,OIL PAN DRAIN PLUG(O RING)(PART OF 412)(20.74MM OUTSIDE DIAMETER)
$12.60
1
Add To Cart

12581570
GASKET, Engine Oil Pump Inlet, GASKET,OIL PUMP SCREEN
$15.83 $10.06
10
Add To Cart

12574822
INDICATOR, Engine Oil Level, INDICATOR,OIL LEVEL(INCLUDES 404)

11562588
PLUG, Engine Oil Pan Drain, PLUG,OIL PAN DRAIN(INCLUDES 430)(PART OF 408)(M12X1.75X25)(W/SEAL)(EXCEPT MAGNET)(W/HEXAGON HEAD)
$12.40 $7.48
10
Add To Cart

24505433
GEAR SET, Engine Oil Pump, GEAR SET,OIL PUMP(CONSISTS OF INNER & OUTER GEROTOR PUMP GEARS)
$28.96 $23.18
1
Add To Cart

19210284
FILTER, Engine Oil Filter, FILTER,OIL(DURAGUARD)
- Replaced By: 12731175
$8.76 $4.88
1
Add To Cart

25534742
GASKET, Engine Oil Filter, GASKET,OIL FILTER ADAPTER
$22.37 $14.22
5
Add To Cart

24506069
GASKET, Engine Oil Pan, GASKET,OIL PAN
$31.47 $19.99

25521935
COVER, Engine Oil Pump, COVER,OIL PUMP

11610052
BOLT, Plug Threaded, BOLT,OIL PAN(TO CYL BLOCK)(1.428)
- Require Quantity: 20
- Package Quantity: 1
$9.35 $5.94
1
Add To Cart

15957435
PLUG, Plug Threaded, PLUG,HEXAGON HEAD,W/DRYSEAL,1/4-18,BRASS(USED TOGETHER WITH 1052914 SEALER)
$2.32 $1.47
1
Add To Cart

1262505
SPRING, Engine Oil Pressure, SPRING,OIL PRESSURE RELIEF VALVE
$1.33 $0.85

24506437
SCREEN, Engine Oil Pump, SCREEN,OIL PUMP(W/SUCTION PIPE)

19332914
COVER, Engine Front Cover, COVER,ENGINE FRONT(SEE GROUP 00.000 "ENGINE ASM FRONT COVER AND COOLING" FOR DETAILED ILLUSTRATED VIEW)(COVER MACHINING LESS OIL PUMP)
$869.04 $547.59
1
Add To Cart

24504713
BOLT, Engine Oil Filter, BOLT,OIL FILTER ADAPTER(5/16-18 UNC-2AX1.50)(0.206)
- Require Quantity: 04
- Package Quantity: 10
$9.36 $5.95
10
Add To Cart

BOLT, Engine Oil Pump
25519242
BOLT, OIL PUMP COVER(1/4-20X.88)
Require Quantity: 05
Package Quantity: 1
$1.75 $1.12
1
Add To Cart
24505570
BOLT, OIL PUMP SCREEN(HEX FLANGED HEAD 1/4-20 X .80")(W/.09 DOG POINT,.61 THREAD,.44 OUTSIDE DIAMETER,300M,7114M)
- Require Quantity: 02
- Package Quantity: 1
$9.14 $5.81

25530949
VALVE, Engine Oil Pressure, VALVE,OIL PRESSURE RELIEF(USE W/O TRANSVERSE HOLES/SLOT)
$12.60
1
Add To Cart

12569215
ADAPTER, Engine Oil Filter, ADAPTER,OIL FILTER(W/BYPASS VALVE)

12587389
PAN, Engine Oil, PAN,OIL(INCLUDES 412)(ORIGINAL EQUIPMENT PAN USED GASKET, SERVICE PAN DOES NOT)

24505420
TUBE, Engine Oil Level, TUBE,OIL LEVEL INDICATOR(INCLUDES 404)

11514596
NUT, HEX FLANGED HEAD,M8X1.25,17.9 OUTSIDE DIAMETER,738 THICK,13MM HEXAGON,10, PHOSPHATE ZINC ORGANIC - FLAKE(OIL LEVEL INDICATOR TUBE)(8.915)
$12.60
1
Add To Cart

Genuine GM Parts, the Right Choice

GMPartsGiant.com offers the wholesale prices for genuine 2003 Buick Lesabre parts. Parts like Engine Assembly-Oil Pump,Pan & Related Parts are shipped directly from authorized GM dealers and backed by the manufacturer's warranty. Parts fit for the following vehicle options. Engine: 6 Cyl 3.8L. Model Code: CUSTOM, LIMITED.