Engine Assembly-Front Cover & Cooling & Related Parts fit your 1998 GMC Suburban C2500

Currently shopping for
1998 GMC Suburban C2500
Change Vehicle
Vehicle Options
Suburban 3/4 Ton
Vehicle Options
Suburban 3/4 Ton
Categories Close X

Currently 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
Transmission - Automatic
Transmission - Manual
Categories Close X

Currently 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
Transmission - Automatic
Transmission - Manual
Sort by:
Recommended
Part No. & Part Description
Price & Qty.
Part No. &
Part Description
  • SENSOR, Coolant Temperature (Engine Unit)
    15326386
    SENSOR, ENGINE COOLANT TEMPERATURE(IN WATER CROSS-OVER)(2-WAY MALE)(MATING CONNECT W/LEADS USE 88987993)(3.682)
    • Fitting Vehicle Options: CK1,2,3
    $49.72 $26.35
    1
    Add To Cart
  • 12554253
    SENSOR, ENGINE COOLANT TEMPERATURE GAGE(1/2X14 THREAD)
    • Fitting Vehicle Options: CK1,2,3(L29)
  • SENSOR, Distributor (also Knock Sensor)
    12596851
    SENSOR, CRANKSHAFT POSITION(INCLUDES 311)(MATING CONNECT W/LEADS USE 13585316)
    • Fitting Vehicle Options: CK1,2,3(L29,L35)
    $149.18 $71.85
    1
    Add To Cart
  • 12596851
    SENSOR, CRANKSHAFT POSITION(INCLUDES 322)(MATING CONNECT W/LEADS USE 13585316)
    • Fitting Vehicle Options: CK1,2,3(L30,L31)
    $149.18 $71.85
    1
    Add To Cart
  • 12596851
    SENSOR, CRANKSHAFT POSITION(INCLUDES 313)(MATING CONNECT W/LEADS USE 13585316)
    • Fitting Vehicle Options: CK1,2,3(L29,L35)
    $149.18 $71.85
    1
    Add To Cart
  • 10456288
    SENSOR, KNOCK(1/4-18 NPTF THREAD)(MATING CONNECT W/LEADS USE 12102621)
    • Fitting Vehicle Options: CK1,2,3(L31)
    $90.57 $43.61
    1
    Add To Cart
  • 10456287
    SENSOR, KNOCK
    • Fitting Vehicle Options: CK1,2(L30)
  • 12557046
    SENSOR, CRANKSHAFT POSITION
    • Fitting Vehicle Options: CK1,2(L56), CK1,2,3(L65)
  • SEAL, Distributor (also Knock Sensor)
    10476885
    SEAL, CRANKSHAFT POSITION SENSOR(O RING)(PART OF 312)
    $5.42 $3.02
    5
    Add To Cart
  • 10476885
    SEAL, CRANKSHAFT POSITION SENSOR(O RING)(PART OF 310)
    $5.42 $3.02
    5
    Add To Cart
  • 10476885
    SEAL, CRANKSHAFT POSITION SENSOR(O RING)(PART OF 318)
    $5.42 $3.02
    5
    Add To Cart
  • SEAL, Engine Coolant Thermostat Housing
    GMC 12551507
    12551507
    SEAL, ENGINE COOLANT THERMOSTAT(O RING)
    • Fitting Vehicle Options: CK1,2,3(L35)
    $10.56 $5.60
    1
    Add To Cart
  • GMC 12551507
    12551507
    SEAL, ENGINE COOLANT THERMOSTAT(O RING)(PART OF 303)
    • Fitting Vehicle Options: CK1,2,3(L30,L31)
    $10.56 $5.60
    1
    Add To Cart
  • 24577118
    SEAL, ENGINE COOLANT THERMOSTAT(O RING)(W/O LIP, 48.25MM OUTSIDE DIAMETER)(PART OF 306)
    • Fitting Vehicle Options: CK2,3(L29)
    $9.74 $5.43
    1
    Add To Cart
  • THERMOSTAT, Engine Coolant Temperature
    12632948
    THERMOSTAT, ENGINE COOLANT(W/SEAL)(INCLUDES 320)
    • Fitting Vehicle Options: CK1,2,3(L31), CK1,2(L30)
    $51.32 $27.20
    1
    Add To Cart
  • 12559575
    THERMOSTAT, ENGINE COOLANT(INCLUDES 321)(195 DEGREE)
    • Fitting Vehicle Options: CK2,3(L29)
    $32.90 $17.44
    1
    Add To Cart
  • GMC 12559336
    12559336
    THERMOSTAT, ENGINE COOLANT(W/GASKET)(190 DEGREE)(INCLUDES 308)
    • Fitting Vehicle Options: CK1,2,3(L65), CK1,2,3(L56)
    • Require Quantity: 02
    • Package Quantity: 1
    $64.48 $34.17
    1
    Add To Cart
  • SEAL, Engine Front Cover & Crankshaft Seal
    10128316
    SEAL, CRANKSHAFT FRONT OIL(PART OF 311)(HAS 61.5 MM OUTSIDE DIAMETER WITH PART NUMBER STAMPING, FOR 1ST DESIGN SEE 10228655)
    • Fitting Vehicle Options: CK1,2(L30)(2ND DES), CK1,2,3(L31)(2ND DES)
    $36.62 $19.41
    1
    Add To Cart
  • 10191640
    SEAL, CRANKSHAFT FRONT OIL(PART OF 310)
    • Fitting Vehicle Options: CK2,3(L29)
    $33.47 $17.73
    1
    Add To Cart
  • 10191640
    SEAL, CRANKSHAFT FRONT OIL(*KIT1)
    • Fitting Vehicle Options: CK1,2(L56), CK1,2,3(L65)
    $33.47 $17.73
    1
    Add To Cart
  • 10228655
    SEAL, CRANKSHAFT FRONT OIL(PART OF 311)(HAS 58 MM OUTSIDE DIAMETER WITH PART NUMBER STAMPING, FOR 2ND DESIGN SEE 10128316)
    • Fitting Vehicle Options: CK1,2,3(L31)(1ST DES), CK1,2(L30)(1ST DES)
    $31.77 $19.20
    1
    Add To Cart
  • PUMP KIT, Engine Coolant
    89060527
    PUMP KIT, WATER(W/GASKET)(INCLUDES 306)
    • Fitting Vehicle Options: CK1,2,3(L31), CK1,2(L30)
    $417.83 $210.59
    1
    Add To Cart
  • GMC 12708487
    12708487
    PUMP KIT, WATER(W/GASKET, PLUG)(INCLUDES 314,316)
    • Fitting Vehicle Options: CK2,3(L29)
    $512.34 $167.83
    1
    Add To Cart
  • GMC 19168610
    19168610
    PUMP KIT, WATER(W/GASKET)(INCLUDES 326)(SEE DRAWING REVISION 27FE07)
    • Fitting Vehicle Options: CK1,2(L56), CK1,2,3(L65)
    $393.77 $198.48
    1
    Add To Cart
  • STUD, Engine Coolant Pump
    14071080
    STUD, WATER PUMP(TO CYL & CASE)(M10X1.5)(M10X1.5X95.0,M10X1.5X30.0)
    • Fitting Vehicle Options: CK1,2,3(L65), CK1,2(L56)
    • Require Quantity: 03
    • Package Quantity: 1
  • GMC 12560210
    12560210
    STUD, WATER PUMP(M10X1X16.6,M10X1X2.5)
    • Fitting Vehicle Options: CK1,2(L56), CK1,2,3(L65)
  • GMC 14045263
    14045263
    STUD, WATER PUMP(M8X1.25X25,M8X1.25X16.75)
    • Fitting Vehicle Options: CK1,2,3(L65), CK1,2(L56)
    • Require Quantity: 02
    • Package Quantity: 1
  • 11516223
    CLAMP, Heater, CLAMP, HOSE SPRING BAND, 24 MM, GM6298M(WATER PUMP INLET HOSE)(8.948)
    • Require Quantity: 02
    • Package Quantity: 1
    $12.40 $8.30
    1
    Add To Cart
  • STUD, Engine Coolant
    12554033
    STUD, WATER OUTLET(3/8X16/8MX1.25-6)
    • Fitting Vehicle Options: CK1,2(L35), CK1,2(L30), CK1,2,3(L31)
    • Require Quantity: 02
    • Package Quantity: 1
    $7.19 $4.57
    1
    Add To Cart
  • GMC 12552858
    12552858
    STUD, WATER OUTLET(W/COOLANT OUTLET)(3/8-16X.9,3/8-16X.62)
    • Fitting Vehicle Options: CK2,3(L29)
    • Require Quantity: 02
    • Package Quantity: 1
    $13.05
    1
    Add To Cart
  • PIN, Engine Front Cover
    12554553
    PIN, ENGINE FRONT COVER LOCATING(1/4X5/8)(0.738)
    • Fitting Vehicle Options: CK2,3(L29)
    $9.62 $5.82
    1
    Add To Cart
  • GMC 14022670
    14022670
    PIN, ENGINE FRONT COVER LOCATING
    • Fitting Vehicle Options: CK1,2(L56), CK1,2,3(L65)
    • Require Quantity: 02
    • Package Quantity: 1
  • STUD, Engine Lift
    GMC 12557811
    12557811
    STUD, ENGINE LIFT FRONT BRACKET(3/6-16X1.04,2.08 LG)
    • Fitting Vehicle Options: CK1,2(L30)
    $4.14 $2.63
  • GMC 12557811
    12557811
    STUD, ENGINE LIFT FRONT BRACKET(3/6-16X1.04,2.08 LG)
    • Fitting Vehicle Options: CK1,2,3(L31)
    • Require Quantity: 02
    • Package Quantity: 1
    $4.14 $2.63
  • BALANCER, Engine Crankshaft And Camshaft Balancer
    10243271
    BALANCER, CRANKSHAFT
    • Fitting Vehicle Options: CK1,2,3(L31)
    $145.33 $83.51
    1
    Add To Cart
  • GMC 10243272
    10243272
    BALANCER, CRANKSHAFT
    • Fitting Vehicle Options: CK1,2(L30)
    $323.85 $186.07
    1
    Add To Cart
  • 10154688
    BALANCER, CRANKSHAFT
    • Fitting Vehicle Options: CK1,2(L56), CK1,2,3(L65)
  • GMC 10216452
    10216452
    BALANCER, CRANKSHAFT
    • Fitting Vehicle Options: CK2,3(L29)
  • HOSE, Engine Coolant By-Pass
    10242185
    HOSE, WATER PUMP INLET
    • Fitting Vehicle Options: CK1,2,3(L31), CK1,2(L30)
    $14.68 $9.81
    1
    Add To Cart
  • 10243629
    HOSE, THERMOSTAT BYPASS
    • Fitting Vehicle Options: CK1,2(L56), CK1,2,3(L65)
    $18.66 $9.89
    1
    Add To Cart
  • GMC 12550548
    12550548
    HOSE, THERMOSTAT BYPASS
    • Fitting Vehicle Options: CK2,3(L29)
  • GASKET, Engine Coolant Pump
    3754587
    GASKET, WATER PUMP(PART OF 308)
    • Fitting Vehicle Options: CK1,2,3(L31), CK1,2(L30)
    • Require Quantity: 02
    • Package Quantity: 20
    $4.70 $2.59
    20
    Add To Cart
  • GMC 12553488
    12553488
    GASKET, WATER PUMP COVER(PART OF 331)(*KIT1)
    • Fitting Vehicle Options: CK1,2,3(L65), CK1,2(L56)
    $19.30 $10.76
    1
    Add To Cart
  • GMC 12681600
    12681600
    GASKET, WATER PUMP COVER
    • Fitting Vehicle Options: CK1,2(L35)
    $8.16 $4.57
    1
    Add To Cart
  • GMC 3860039
    3860039
    GASKET, WATER PUMP(PART OF 315)
    • Fitting Vehicle Options: CK2,3(L29)
    • Require Quantity: 02
    • Package Quantity: 1
    $12.60
    1
    Add To Cart
  • GROMMET, Engine Front Cover
    10213294
    GROMMET, ENGINE FRONT COVER(PART OF 311)
    • Fitting Vehicle Options: CK1,2(L30)
    • Require Quantity: 08
    • Package Quantity: 1
    $11.01 $6.99
    1
    Add To Cart
  • 10213294
    GROMMET, ENGINE FRONT COVER(CENTER OF COVER)(PART OF 311)
    • Fitting Vehicle Options: CK1,2,3(L31)
    • Require Quantity: 08
    • Package Quantity: 1
    $11.01 $6.99
    1
    Add To Cart
  • GMC 12532530
    12532530
    GASKET KIT, Engine Overhaul, GASKET KIT,ENGINE SERVICE(EXHAUST MANIFOLD PIPE)(CONTROL 1 PIECE FRONT & REAR OIL SEAL,WATER PUMP,FUEL PUMP,FUEL INJECTION GASKETS,SEAL,)
    $60.98 $38.77
    1
    Add To Cart
  • BOLT, Engine Front Cover
    10213293
    BOLT, ENGINE FRONT COVER(PART OF 311)(1/4-20X.025)(HEX WASHER HEAD)
    • Fitting Vehicle Options: CK1,2,3(L31), CK1,2(L30)
    • Require Quantity: 06
    • Package Quantity: 1
    $7.19 $4.57
    1
    Add To Cart
  • GMC 11562458
    11562458
    BOLT, ENGINE FRONT COVER(8.900)
    • Fitting Vehicle Options: CK2,3(L29)
    • Require Quantity: 06
    • Package Quantity: 1
    $6.26 $5.23
    1
    Add To Cart
  • 12551135
    BOLT, ENGINE FRONT COVER(CENTER OF COVER)(PART OF 311)
    • Fitting Vehicle Options: CK1,2(L30), CK1,2,3(L31)
    • Require Quantity: 02
    • Package Quantity: 1
  • COVER, Engine Front Cover
    12558343
    COVER, ENGINE FRONT(INCLUDES SEAL)(INCLUDES 313,314,315,901)(INCLUDES BOLT/SCREW, GROMMET & INSERT)
    • Fitting Vehicle Options: CK1,2,3(L31), CK1,2(L30)
    $106.60 $61.24
    1
    Add To Cart
  • 10222654
    COVER, ENGINE FRONT(ALSO USE TOGETHER WITH 10231255 CROSS SHAFT POSITION SENSOR HOLE PLUG)
    • Fitting Vehicle Options: CK1,2(L56), CK1,2,3(L65)
  • 12561062
    COVER, ENGINE FRONT(W/TIMING INDICATOR)(INCLUDES 320,322)
    • Fitting Vehicle Options: CK2,3(L29)
  • OUTLET, Engine Coolant
    GMC 10226490
    10226490
    OUTLET, WATER
    • Fitting Vehicle Options: CK2,3(L29)
    $39.94 $21.17
    1
    Add To Cart
  • 12556594
    OUTLET, WATER
    • Fitting Vehicle Options: CK1,2(L30), CK1,2,3(L31)
    $41.98 $22.25
    1
    Add To Cart
  • GMC 12564276
    12564276
    OUTLET, WATER(INCLUDES 304)
    • Fitting Vehicle Options: CK1,2,3(L65), CK1,2(L56)
  • GASKET KIT, Engine Cylinder Head
    12456409
    GASKET KIT, CYL HEAD(STD)(INCLUDES GASKET-CYL HEAD,GASKET-ENGINE COOLANT THERMOSTAT HOUSING,GASKET-INTAKE MANIFOLD,SEAL-FUEL INJECTOR,SEAL-VALVE STEM OIL,SEAL-EXHAUST VALVE STEM OIL,GASKET-WATER OUTLET)
    • Fitting Vehicle Options: CK1,2,3(L65)
    $269.73 $162.98
    1
    Add To Cart
  • 12456410
    GASKET KIT, CYL HEAD(STD)(INCLUDES GASKET-CYL HEAD,GASKET-ENGINE COOLANT THERMOSTAT HOUSING,GASKET-INTAKE MANIFOLD,SEAL-FUEL INJECTOR,SEAL-VALVE STEM OIL,SEAL-EXHAUST VALVE STEM OIL,GASKET-WATER OUTLET)
    • Fitting Vehicle Options: CK1,2(L56)
  • CONNECTOR, Distributor (also Knock Sensor)
    GMC 13580870
    13580870
    CONNECTOR, SENSOR-CRANKSHAFT POSITION(BLACK)(3-WAY FEMALE)(W/LEADS)(2.535)
    • Fitting Vehicle Options: CK1,2,3(L35), CK1,2,3(L29)
    • Replaced By: 13585316
    $54.16 $28.70
    1
    Add To Cart
  • 13585316
    CONNECTOR, SENSOR-CRANKSHAFT POSITION(BLACK)(3-WAY FEMALE)(W/LEADS)(2.535)
    • Fitting Vehicle Options: CK1,2,3(L35), CK1,2,3(L30), CK1,2,3(L31), CK1,2,3(L29)
    $54.16 $28.70
    1
    Add To Cart
  • 10183956
    CONNECTOR, CONNECTOR,HEATER INLET HOSE(USE TOGETHER WITH 1052080)(3/4-14 NPTF TO 1.0 HOSE,1.54 TL)
  • MANIFOLD, Engine Fuel Intake Manifold
    GMC 12553836
    12553836
    MANIFOLD, UPPER INTAKE(SEE GROUP 0.000 "L29 ENGINE ASM/PART5" FOR ADDITIONAL COMPONENTS)
  • 12553837
    MANIFOLD, LOWER INTAKE
  • STUD
    GMC 14024203
    14024203
    STUD, FUEL INJECTION PUMP
    • Fitting Vehicle Options: CK1,2,3(L56,L65)
    • Require Quantity: 02
    • Package Quantity: 1
  • GMC 14045263
    14045263
    STUD, WATER PUMP
    • Fitting Vehicle Options: CK1,2,3(L65), CK1,2(L56)
    • Require Quantity: 02
    • Package Quantity: 1
  • 24503682
    VALVE, Heater, VALVE,HEATER WATER FLOW CONTROL(5/8 FLOW CONTROL)(NO-FLOW WASHER)(W/FLOW RESTRICTOR)
  • 11588711
    BOLT, HEX FLANGED HEAD,M6X1X16, 10 THREAD, 14.2 OUTSIDE DIAMETER, 8.8 STEEL, GMW3359(CRANKSHAFT POSITION SENSOR)
    $7.20 $4.57
    1
    Add To Cart
  • 11517996
    NUT, HEX FLANGED HEAD,M10X1.5,11.2 THICK,21.5 OUTSIDE DIAMETER,10,7111M,ALL METAL PREVENT TORQUE(FUEL INJECTION PUMP)
    • Require Quantity: 03
    • Package Quantity: 1
    $7.19 $4.35
    1
    Add To Cart
  • 11516360
    BOLT, HEX FLANGED HEAD M10X1.2X90,9.8,7114M,22.3 OUTSIDE DIAMETER HEADER POINT(WATER PUMP)
    $5.79 $3.68
    5
    Add To Cart
  • 11515760
    BOLT, M8X1.25X40,18 O.D.,22THD,9.8,7114M(WATER PUMP)
    • Require Quantity: 02
    • Package Quantity: 1
    $7.20 $4.57
    1
    Add To Cart
  • 11515756
    BOLT, HEX FLANGED HEAD, M8X1.25X20,17THD,18 O.D.,10.9,7114M(WATER PUMP)
    • Require Quantity: 04
    • Package Quantity: 10
    $7.31 $4.41
    10
    Add To Cart
  • 11570383
    CLAMP, SPRINGBAND,24 NOMINAL DIAMETER, 15 THICK, STEEL, GMW14083(PART OF 315)
    $41.38 $20.85
    1
    Add To Cart
  • 11570388
    CLAMP, SPRINGBAND,NOMINAL DIAMETER 34MM,15 WIDTH,MAT'L 6298M,(THERMOSTAT BYPASS HOSE)
    $7.20 $4.57
    1
    Add To Cart
  • 1470030
    CLAMP, WORM TYPE(11/16" TO 1 5/16")
    • Replaced By: 11610236
    $7.19 $4.57
    1
    Add To Cart
  • 12337993
    BOLT, HEX FLANGED HEAD,M10X1.5X30,26THD,21.5O.D.,10.9
    • Replaced By: 11516328
    $4.94 $3.14
    5
    Add To Cart
  • 12337993
    BOLT, HEX FLANGED HEAD,M10X1.5X30,26THD,21.5O.D.,10.9,(ENGINE FRONT COVER)
    • Require Quantity: 03
    • Package Quantity: 5
    • Replaced By: 11516328
    $4.94 $3.14
    5
    Add To Cart
  • GMC 12337995
    12337995
    NUT, HEXAGON, M8X1.25X7.8, 15 OUTSIDE DIAMETER, GM 510M STEEL,PC(0.334)
    $5.42 $3.45
    10
    Add To Cart
  • 24504922
    BOLT, HEX FLANGED HEAD,TORX,W/ADH,10X1.5X37.5,35THD,17.5 O.D.,10.9,7114M(WATER OUTLET)
    • Require Quantity: 04
    • Package Quantity: 10
    $5.28 $2.94
    10
    Add To Cart
  • GMC 9440982
    9440982
    BOLT, HEX FLANGED HEAD 3/8-16X2 3/8 1.12 THREAD .76-OUTSIDE DIAMETER 280M PHOSPHATE ORGANIC(PART OF 315)
    • Require Quantity: 04
    • Package Quantity: 1
    $10.47 $6.66
    1
    Add To Cart
  • GMC 11504986
    11504986
    BOLT, HEX FLANGED HEAD,M8X1.25X14,PC(CRANKSHAFT POSITION SENSOR)
    $8.41 $5.31
    1
    Add To Cart
  • 11508696
    BOLT, HEXAGON M10X1.5X55 10.9 PHOSPHATE ELECTRO ORGANIC 30MM THREAD(ENGINE FRONT COVER)
    • Require Quantity: 04
    • Package Quantity: 1
    $12.77 $7.96
    1
    Add To Cart
  • GMC 11508885
    11508885
    BOLT, HEX FLANGED HEAD M6X1X13 9.8 PHOSPHATE ORGANIC W/ADH 14.2 OUTSIDE DIAMETER THREAD LENGTH 11.00(CRANKSHAFT POSITION SENSOR)
    $7.19 $4.57
    1
    Add To Cart
  • 11509589
    BOLT, HEXAGON,M8X1.25X16,FULL THREAD,9.8,PC
    $9.67 $6.12
    10
    Add To Cart
  • 274584
    PIN, GROOVE/F/.312X.375 CADMIUM OR ZINC PLATED (OPT); 0.375" LENGTH
    $2.31 $1.46
    1
    Add To Cart
  • 274584
    PIN, GROOVE/F/.312X.375 CADMIUM OR ZINC PLATED (OPT); 0.375" LENGTH(CRANKSHAFT BALANCER)
    $2.31 $1.46
    1
    Add To Cart
  • GMC 9442895
    9442895
    BOLT, HEXAGON, .250 -20 X .5
    $8.81 $5.73
    1
    Add To Cart
  • GMC 10049638
    10049638
    BOLT, HEXAGON,M10X1.5X95,10.9,PC,35.0 THREAD, 222.3 OUTSIDE DIAMETER,W/ADH(WATER PUMP)
  • GMC 10049638
    10049638
    BOLT, HEXAGON,M10X1.5X95,10.9,PC,35.0 THREAD, 222.3 OUTSIDE DIAMETER,W/ADH(WATER PUMP)
Genuine GM Parts, the Right Choice
GMPartsGiant.com offers the wholesale prices for genuine 1998 GMC Suburban C2500 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: 8 Cyl 5.7L, 8 Cyl 6.5L Diesel, 8 Cyl 7.4L. Model Code: 3/4 TON.