Engine Assembly-Front Cover & Cooling & Related Parts fit your 2003 Chevrolet Silverado 1500 HD 4WD

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2003 Chevrolet Silverado 1500 HD 4WD
My Vehicle Change Vehicle
2003 Chevrolet Silverado 1500 HD 4WD
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Body Mounting, Air Conditioning, Audio/Entertainment
Brakes
Brakes, Rear Axle, Propeller Shaft, Wheels, Tires
Cab And Body Structure, Mirrors, Doors, Trim, Seat Belts, Wipers
Cooling System, Grille, Oil System
Frames, Springs, Shocks, Bumpers
Front Axle, Front Suspension, Steering
Front End Sheet Metal, Heater
Fuel System, Exhaust, Emission System
Maintenance Parts, Fluids, Capacities, Electrical Connectors
Rear Body Structure, Moldings & Trim, Cargo Stowage
Starter, Generator, Ignition, Electrical, Lamps
Transfer Case
Transmission - Automatic
Transmission - Manual
Categories Close X

You have selected

Other Categories

Body Mounting, Air Conditioning, Audio/Entertainment
Brakes
Brakes, Rear Axle, Propeller Shaft, Wheels, Tires
Cab And Body Structure, Mirrors, Doors, Trim, Seat Belts, Wipers
Cooling System, Grille, Oil System
Frames, Springs, Shocks, Bumpers
Front Axle, Front Suspension, Steering
Front End Sheet Metal, Heater
Fuel System, Exhaust, Emission System
Maintenance Parts, Fluids, Capacities, Electrical Connectors
Rear Body Structure, Moldings & Trim, Cargo Stowage
Starter, Generator, Ignition, Electrical, Lamps
Transfer Case
Transmission - Automatic
Transmission - Manual
Sort by:
Recommended
Part No. & Part Description
Price
Part No. &
Part Description
  • SEAL, Engine Front Cover & Crankshaft Seal
    12585673
    SEAL, CRANKSHAFT FRONT OIL(PART OF 10)
    • Fitting Vehicle Options:
      CK1(LR4), CK1,2,3(LQ4), CK1,2(LM7), CK1(L59), K1(LQ9)
    MSRP: $44.74
    $22.55
    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)
    MSRP: $27.64
    $14.65
    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
    MSRP: $10.21
    $5.20
    1
    Add To Cart
  • 3754587
    GASKET, WATER PUMP(PART OF 300)
    • Fitting Vehicle Options:
      CK1(LU3)
    • Require Quantity:
      02
    • Package Quantity:
      20
    MSRP: $4.70
    $2.49
    20
    Add To Cart
  • Chevrolet 12681600
    12681600
    GASKET, WATER PUMP COVER(PART OF 300)
    • Fitting Vehicle Options:
      CK1(LU3)
    MSRP: $8.16
    $4.35
    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
    MSRP: $8.80
    $5.60
    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
    MSRP: $8.80
    $5.60
    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
    MSRP: $1.81
    $1.15
    10
    Add To Cart
  • 11508476
    BOLT, M8X1.25X25 9.8(DISTRIBUTOR CLA)
    MSRP: $3.46
    $2.20
    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
    MSRP: $7.31
    $4.64
    10
    Add To Cart
  • Chevrolet 9442895
    9442895
    BOLT, HEXAGON, .250 -20 X .5(PART OF 300)
    • Require Quantity:
      06
    • Package Quantity:
      1
    MSRP: $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(LM7), CK1,2,3(LQ4), CK1(LR4), CK1(L59), K1(LQ9)
    MSRP: $80.07
    $38.11
    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)
    MSRP: $76.45
    $40.52
    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)
    MSRP: $76.45
    $40.52
    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.)
    MSRP: $150.84
    $95.87
    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
    MSRP: $9.58
    $6.09
    1
    Add To Cart
  • 11516480
    BOLT, WATER PUMP COVER(M6X1X25-10MM SOCKET)
    • Fitting Vehicle Options:
      CK1,2,3(LM7), CK1,2,3(LQ4), CK1(LR4), CK1(L59), K1(LQ9)
    MSRP: --
    $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
    MSRP: --
    $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)
    MSRP: --
    $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
    MSRP: $4.16
    $2.64
    10
    Add To Cart
  • HOSE, Engine Coolant By-Pass
    10242185
    HOSE, WATER PUMP INLET
    • Fitting Vehicle Options:
      CK1(LU3)
    MSRP: $14.68
    $9.81
    1
    Add To Cart
  • 12570528
    HOSE, ENGINE COOLANT AIR BLEED(PART OF 5)
    • Fitting Vehicle Options:
      CK1,2,3(LQ4), CK1,2(LM7), CK1(LR4), CK1(L59), K1(LQ9)
  • PUMP KIT, Engine Coolant
    89060527
    PUMP KIT, WATER(W/GASKET)(INCLUDES 303,900-902)
    • Fitting Vehicle Options:
      CK1(LU3)
    MSRP: $417.83
    $221.46
    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)
    MSRP: $340.32
    $171.51
    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)
    MSRP: $340.32
    $171.51
    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)
    MSRP: $34.16
    $19.04
    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)
  • 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)
    MSRP: $14.20
    $9.02
    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
    MSRP: $14.20
    $9.02
    1
    Add To Cart
  • SEAL, Engine Coolant By-Pass
    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
    MSRP: $12.19
    $7.37
    1
    Add To Cart
  • 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(LR4), CK1,2,3(LQ4), CK1(L59)
    • Require Quantity:
      04
    • Package Quantity:
      1
    MSRP: $12.19
    $7.37
    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
    MSRP: $12.19
    $7.37
    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
    MSRP: $7.19
    $4.57
    1
    Add To Cart
  • 12551135
    BOLT, ENGINE FRONT COVER(PART OF 160)
    • Require Quantity:
      02
    • Package Quantity:
      1
  • 12561663
    PLUG, Engine Block, PLUG,ENGINE BLOCK COOLANT DRAIN HOLE(M28X1.25X12.4, BRASS)
    • Location:
      Driver Side
    MSRP: $21.45
    $13.64
    1
    Add To Cart
  • 11570383
    CLAMP, SPRINGBAND,24 NOMINAL DIAMETER, 15 THICK, STEEL, GMW14083(WATER PUMP INLET HOSE)
    • Require Quantity:
      02
    • Package Quantity:
      1
    MSRP: $12.10
    $8.55
    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
    MSRP: $7.98
    $5.07
    1
    Add To Cart
Genuine GM Parts, the Right Choice
GMPartsGiant.com offers the wholesale prices for genuine 2003 Chevrolet Silverado 1500 HD 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.