Engine Assembly-Front Cover & Cooling & Related Parts fit your 2003 GMC Sierra 1500 4WD

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2003 GMC Sierra 1500 4WD

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Part No. & Part Description

Price & Qty.

Part No. &
Part Description

SEAL, Engine Front Cover & Crankshaft Seal
12585673
SEAL, CRANKSHAFT FRONT OIL(PART OF 10)
Fitting Vehicle Options: CK1,2,3(LQ4), CK1,2(LM7), CK1(LR4), CK1(L59), K1(LQ9)
$45.94 $15.04
1
Add To Cart
10128316
SEAL, CRANKSHAFT FRONT OIL(61.5MM OUTSIDE DIAMETER, W/ PART NUMBER STAMPING)(PART OF 160)
- Fitting Vehicle Options: CK1(LU3)
$37.60 $19.93
1
Add To Cart

12608814
SENSOR, Coolant Temperature (Engine Unit), SENSOR,ENGINE COOLANT TEMPERATURE(2-WAY MALE)(MATING CONNECT USE 88987993)(2WAY FEMALE)
$57.90 $30.69
1
Add To Cart

12608814
SENSOR, Computer Control Sensors, SENSOR,ENGINE COOLANT TEMPERATURE(2-WAY MALE)(MATING CONNECT USE 88987993)(2WAY FEMALE)(1.150)
$57.90 $30.69
1
Add To Cart

GASKET, Engine Coolant Pump
12630223
GASKET, WATER PUMP(2 OBLONG & 1 ROUND MOUNTING HOLES, AT PUMP MANIFOLD)(PART OF 17)
Fitting Vehicle Options: CK1(LR4), CK1,2(LM7), CK1,2,3(LQ4), CK1(L59)
Require Quantity: 02
Package Quantity: 1
$12.59 $2.96
1
Add To Cart
3754587
GASKET, WATER PUMP(PART OF 300)
- Fitting Vehicle Options: CK1(LU3)
- Require Quantity: 02
- Package Quantity: 20
$4.70 $2.59
20
Add To Cart
12681600
GASKET, WATER PUMP COVER(PART OF 300)
- Fitting Vehicle Options: CK1(LU3)
$8.38 $4.69
1
Add To Cart

12633904
GASKET, Engine Front Cover, GASKET,ENGINE FRONT COVER(PART OF 10)
$47.74 $28.86
1
Add To Cart

BOLT, Hex
11588714
BOLT, HEX FLANGED HEAD,M6X1X30,22.7 THREAD,14.2 OUTSIDE DIAMETER,8.8,GMW3359, M-POINT.
Require Quantity: 04
Package Quantity: 1
$9.71 $6.18
1
Add To Cart
11588714
BOLT, HEX FLANGED HEAD,M6X1X30,22.7 THREAD,14.2 OUTSIDE DIAMETER,8.8,GMW3359, M-POINT.(ENGINE COOLANT AIR BLEED PIPE)
- Require Quantity: 04
- Package Quantity: 1
$9.71 $6.18
1
Add To Cart
11515758
BOLT, HEX FLANGED HEAD,M8X1.25X30,28THD,18 O.D.,MACHINE POINT,10.9,7114M(PART OF 10)
- Require Quantity: 12
- Package Quantity: 10
$1.86 $1.12
10
Add To Cart
11508476
BOLT, M8X1.25X25 9.8(DISTRIBUTOR CLA)
$3.55 $2.25
10
Add To Cart
11515756
BOLT, HEX FLANGED HEAD, M8X1.25X20,17THD,18 O.D.,10.9,7114M(FAN & WATER PUMP PULLEY)
- Require Quantity: 04
- Package Quantity: 10
$7.50 $4.53
10
Add To Cart
9442895
BOLT, HEXAGON, .250 -20 X .5(PART OF 300)
- Require Quantity: 06
- Package Quantity: 1
$8.81 $5.73
1
Add To Cart

INLET, Engine Coolant Pump
12600172
INLET, WATER PUMP(INCLUDES 18,19)(INCLUDES INLET,SEAL,THERMOSTAT)
Fitting Vehicle Options: CK1,2,3(LQ4), CK1(LR4), CK1,2,3(LM7), CK1(L59), K1(LQ9)
$82.23 $39.13
1
Add To Cart
12571261
INLET, WATER PUMP(USED ON PUMPS WITH CASTING #12562459)(INCLUDES 18,19)(INCLUDES INLET,SEAL,THERM0STAT,VALVE,RETAINER)(IF WATER PUMP HAS BEEN REPLACED BY 2004 OR NEWER PUMP, MUST ALSO USE -2004 OR NEWER INLET.)
- Fitting Vehicle Options: CK1,2,3(LQ4), CK1(LR4), CK1(L59), K1(LQ9)
$78.51 $37.37
1
Add To Cart
12571261
INLET, WATER PUMP(USED ON PUMPS WITH CASTING #12562459, INCLUDES INLET,SEAL,THERMOSTAT,VALVE,RETAINER)(INCLUDES 18,19)(INCLUDES INLET,SEAL,THERM0STAT,VALVE,RETAINER)(IF WATER PUMP HAS BEEN REPLACED BY 2004 OR NEWER PUMP, MUST ALSO USE -2004 OR NEWER INLET.)
- Fitting Vehicle Options: CK1,2(LM7)
$78.51 $37.37
1
Add To Cart

12596851
SENSOR, Distributor (also Knock Sensor), SENSOR,CRANKSHAFT POSITION(INCLUDES 742)(MATING CONNECT W/LEADS USE 13585316)
$153.20 $73.79
1
Add To Cart

89017259
COVER KIT, Engine Front Cover, COVER KIT,ENGINE FRONT(INCLUDES 133,159,522,903,904)(W/SEAL,GROMMET,BOLTS)(NOTE:COVER HAS BEAD OF SEALANT PRE-APPLIED.IF BEAD OF SEALANT IS DAMAGED,A NEW COVER IS REQUIRED.)
$150.84 $95.87
1
Add To Cart

12550053
PULLEY, Fan and Coolant Pump, PULLEY,FAN & WATER PUMP(148.4MM)(HAS 1.8" OPENING IN CENTER OF HUB)
$21.00 $11.71
1
Add To Cart

10476885
SEAL, Distributor (also Knock Sensor), SEAL,CRANKSHAFT POSITION SENSOR(O RING)(PART OF 743)
$5.56 $3.10
5
Add To Cart

12551507
SEAL, Engine Coolant Thermostat Housing, SEAL,ENGINE COOLANT THERMOSTAT(O RING)(PART OF 307)
$10.84 $5.75
1
Add To Cart

12632948
THERMOSTAT, Engine Coolant Temperature, THERMOSTAT,ENGINE COOLANT(W/SEAL)(INCLUDES 308)
$52.70 $27.93
1
Add To Cart

BOLT, Engine Coolant Pump
12551926
BOLT, WATER PUMP(M8X1.25X83)
Fitting Vehicle Options: CK1,2,3(LQ4), CK1,2(LM7), CK1(LR4), CK1(L59), K1(LQ9)
Require Quantity: 06
Package Quantity: 1
$10.10 $6.58
1
Add To Cart
11516480
BOLT, WATER PUMP COVER(M6X1X25-10MM SOCKET)
- Fitting Vehicle Options: CK1,2,3(LQ4), CK1(LR4), CK1,2,3(LM7), CK1(L59), K1(LQ9)
$12.60
1
Add To Cart
11516480
BOLT, WATER PUMP INLET(PART OF 17)(M6X1X25-10MM SOCKET)
- Fitting Vehicle Options: CK1,2,3(LQ4), CK1(L59)
- Require Quantity: 02
- Package Quantity: 1
$12.60
1
Add To Cart
11516480
BOLT, WATER PUMP INLET(PART OF 17)(M6X1X25-10MM SOCKET)
- Fitting Vehicle Options: CK1(LR4), CK1,2(LM7), K1(LQ9)
$12.60
1
Add To Cart
12552096
BOLT, WATER PUMP(3/8-16 X 2 1/8)
- Fitting Vehicle Options: CK1(LU3)
- Require Quantity: 04
- Package Quantity: 10
$4.27 $2.71
10
Add To Cart

HOSE, Engine Coolant By-Pass
12570528
HOSE, ENGINE COOLANT AIR BLEED(PART OF 5)
Fitting Vehicle Options: CK1,2(LM7), CK1,2,3(LQ4), CK1(LR4), CK1(L59), K1(LQ9)
$25.60 $21.56
1
Add To Cart
10242185
HOSE, WATER PUMP INLET
- Fitting Vehicle Options: CK1(LU3)
$15.08 $10.08
1
Add To Cart

12602540
COVER, Engine Coolant By-Pass, COVER,ENGINE COOLANT AIR BLEED PIPE HOLE(INCLUDES 6)(INCLUDE SEALS)
- Require Quantity: 02
- Package Quantity: 1
$38.06 $21.22
1
Add To Cart

PUMP KIT, Engine Coolant
89060527
PUMP KIT, WATER(W/GASKET)(INCLUDES 303,900-902)
Fitting Vehicle Options: CK1(LU3)
$429.11 $216.27
1
Add To Cart
12703898
PUMP KIT, WATER(INCLUDES 12,21)(WHEN USING IN 2000 APPLICATIONS,USE 2004 THERMOSTAT FOR SERVICE)
- Fitting Vehicle Options: CK1(LR4)
$349.50 $176.13
1
Add To Cart
12703898
PUMP KIT, WATER(INCLUDES 12,21)
- Fitting Vehicle Options: CK1,2,3(LM7), CK1,2,3(LQ4), CK1(L59), K1(LQ9)
$349.50 $176.13
1
Add To Cart

SEAL, Engine Coolant Pump
12561155
SEAL, WATER PUMP(ENGINE COOLANT THERMOSTAT HSNG-BETWEEN INLET)(PART OF 20)
Fitting Vehicle Options: CK1,2,3(LQ4), CK1,2(LM7), CK1(LR4), CK1,2(L59), K1(LQ9)
$35.08 $18.59
1
Add To Cart
12551905
SEAL, WATER PUMP COVER(O RING)(WATER PUMP BACKPLATE)
- Fitting Vehicle Options: CK1,2,3(LQ4), CK1(LR4), CK1,2(LM7), CK1(L59), K1(LQ9)

12554033
STUD, Engine Coolant, STUD,WATER OUTLET(3/8X16/8MX1.25-6)
- Require Quantity: 02
- Package Quantity: 1
$7.38 $4.69
1
Add To Cart

10213294
GROMMET, Engine Front Cover, GROMMET,ENGINE FRONT COVER(PART OF 160)
- Require Quantity: 06
- Package Quantity: 1
$11.01 $6.99
1
Add To Cart

PLUG, Engine Oil Distribution

11588949
PLUG, M16X1.5X14, 24 OUTSIDE DIAMETER, SAE 1010 STEEL, GMW3044, W/ ALUMINUM WASHER(ENGINE BLOCK COOLANT DRAIN HOLE)(8.973)
$14.20 $8.58
1
Add To Cart
11588949
PLUG, M16X1.5X14, 24 OUTSIDE DIAMETER, SAE 1010 STEEL, GMW3044, W/ ALUMINUM WASHER(ENGINE BLOCK COOLANT DRAIN HOLE)(8.973)
- Require Quantity: 02
- Package Quantity: 1
$14.20 $8.58
1
Add To Cart

SEAL, Engine Coolant By-Pass
12551933
SEAL, ENGINE COOLANT AIR BLEED PIPE (O RING)(FLAT TYPE-TWO-HOLE SEAL-HAS METAL CARRIER)(PART OF 4,5)
Fitting Vehicle Options: CK1,2,3(LQ4), CK1(LR4), CK1(L59)
Require Quantity: 04
Package Quantity: 1
$12.52 $7.57
1
Add To Cart
12551933
SEAL, ENGINE COOLANT AIR BLEED PIPE (O RING)(FLAT TYPE-TWO-HOLE SEAL)(PART OF 4,5)
- Fitting Vehicle Options: CK1,2(LM7)
- Require Quantity: 04
- Package Quantity: 1
$12.52 $7.57
1
Add To Cart
12551933
SEAL, ENGINE COOLANT AIR BLEED PIPE (O RING)(FLAT TYPE-TWO-HOLE SEAL-HAS METAL CARRIER)
- Fitting Vehicle Options: K1(LQ9)
- Require Quantity: 04
- Package Quantity: 1
$12.52 $7.57
1
Add To Cart

12561243
COVER, Engine Front Cover, COVER,ENGINE FRONT(INCLUDES 9,11,13)(INCLUDES COVER,SEAL,GASKET,BOLT)
- Replaced By: 12633906
$175.87 $101.05
1
Add To Cart

BOLT, Engine Front Cover
10213293
BOLT, ENGINE FRONT COVER(PART OF 160)(1/4-20X.025)(HEX WASHER HEAD)
Require Quantity: 04
Package Quantity: 1
$7.38 $4.69
1
Add To Cart
12551135
BOLT, ENGINE FRONT COVER(PART OF 160)
- Require Quantity: 02
- Package Quantity: 1

12557563
OUTLET, Engine Coolant, OUTLET,WATER
$116.64 $55.52
1
Add To Cart

12561663
PLUG, Engine Block, PLUG,ENGINE BLOCK COOLANT DRAIN HOLE(M28X1.25X12.4, BRASS)
- Location: Driver Side
$21.45 $12.96
1
Add To Cart

12604711
PIPE, Engine Coolant By-Pass, PIPE,ENGINE COOLANT AIR BLEED(INCLUDES 2,3,6)

11570383
CLAMP, SPRINGBAND,24 NOMINAL DIAMETER, 15 THICK, STEEL, GMW14083(WATER PUMP INLET HOSE)
- Require Quantity: 02
- Package Quantity: 1
$41.38 $20.85
1
Add To Cart

25526358
CLAMP, SPRG BAND,14.2MM,9/16 OUTSIDE DIAMETER HOSE,PHOSPHATE ORGANIC(PART OF 5)
- Require Quantity: 02
- Package Quantity: 1
$8.19 $4.95
1
Add To Cart

Genuine GM Parts, the Right Choice

GMPartsGiant.com offers the wholesale prices for genuine 2003 GMC Sierra 1500 4WD parts. Parts like Engine Assembly-Front Cover & Cooling & 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 4.3L, 8 Cyl 4.8L, 8 Cyl 5.3L, 8 Cyl 5.3L Flex, 8 Cyl 6.0L. Model Code: 1500 CREW CAB LONG BOX, 1500 EXTENDED CAB LONG BOX, 1500 EXTENDED CAB STANDARD BOX, 1500 REGULAR CAB LONG BOX, 1500 REGULAR CAB STANDARD BOX.