Engine Assembly-Front Cover & Cooling & Related Parts fit your 2021 GMC Sierra 3500 HD 4WD

Currently shopping for

2021 GMC Sierra 3500 HD 4WD

Change Vehicle

Categories Close X

Currently selected

Engine

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

Parts Questions

Sort by:

Recommended

Part No. & Part Description

Price & Qty.

Part No. &
Part Description

BOLT, Distributor (also Knock Sensor)
11588711
BOLT, CAMSHAFT POSITION SENSOR(M6X1X16, 14.2 OUTSIDE DIAMETER)(HEX FLANGED HEAD)(10 THREAD, 8.8 STEEL)(8.900)
Fitting Vehicle Options: CK2,3(03-43-53)(L5P)
$7.39 $4.69
1
Add To Cart
11588713
BOLT, CAMSHAFT POSITION SENSOR BRACKET(M8X1X25)(8.900)
- Fitting Vehicle Options: CK2,3(L8T)
- Require Quantity: 02
- Package Quantity: 1
$6.19 $4.78
1
Add To Cart

89018168
THERMOSTAT, Engine Coolant Temperature, THERMOSTAT,ENGINE COOLANT(PART OF 1)
$75.53 $37.24
1
Add To Cart

11588714
BOLT, Engine Coolant Pump, BOLT,WATER PUMP INLET(PART OF 1)(M6X1X30)(8.900)
- Require Quantity: 02
- Package Quantity: 1
$9.71 $6.18
1
Add To Cart

12587397
SEAL, Engine Coolant Thermostat Housing, SEAL,WATER INLET(PART OF 1)
$10.34 $5.48
1
Add To Cart

BOLT, Engine Front Cover
11588730
BOLT, ENGINE FRONT COVER(M8X1.25X60)(8.900)
Fitting Vehicle Options: CK2,3(L5P)
Require Quantity: 02
Package Quantity: 1
$8.42 $4.01
1
Add To Cart
11515759
BOLT, ENGINE FRONT COVER(M6X1.25X35)(8.900)
- Fitting Vehicle Options: CK2,3(L5P)
- Require Quantity: 07
- Package Quantity: 1
$22.93 $13.84
1
Add To Cart
11516345
BOLT, ENGINE FRONT COVER(M8X1.25X70,22THD)(BOLT,HEX FLANGED HEAD,18 O.D.,9.8,HEADER POINT,7114M)(8.900)
- Fitting Vehicle Options: CK2,3(L5P)
- Require Quantity: 03
- Package Quantity: 1
$5.69 $3.61
1
Add To Cart
11547058
BOLT, ENGINE FRONT COVER(M8X1.25X50 OUTSIDE DIAMETER-10.9)(W/O TEFLON)
- Fitting Vehicle Options: CK2,3(L8T)
- Require Quantity: 02
- Package Quantity: 1
$4.84 $3.08
1
Add To Cart
11547060
BOLT, ENGINE FRONT COVER(M8X1.25X30)
- Fitting Vehicle Options: CK2,3(L8T)
- Require Quantity: 08
- Package Quantity: 1
$4.93 $3.13
1
Add To Cart
11548183
BOLT, ENGINE FRONT COVER(M8X1.25X63)(0.030)
- Fitting Vehicle Options: CK2,3(03-43-53)(L5P)
$0.36 $0.23
1
Add To Cart

12623437
GASKET, Engine Camshaft, GASKET,CAMSHAFT POSITION ACTUATOR MAGNET
$13.29 $8.44
1
Add To Cart

SEAL, Engine Front Cover & Crankshaft Seal
12634614
SEAL, CRANKSHAFT FRONT OIL
Fitting Vehicle Options: CK2,3(L8T,MYD)
$18.40 $11.70
1
Add To Cart
97209341
SEAL, CRANKSHAFT FRONT OIL
- Fitting Vehicle Options: CK2,3(L5P)
$73.80 $37.20
1
Add To Cart

12681015
WIRE, Engine Oil Pressure, WIRE,OIL PUMP FLOW CONTROL SOLENOID VALVE(INCLUDES 8)(MATING CONNECT USE 13587326)
$15.73 $9.51
1
Add To Cart

BOLT, Engine Coolant
11515756
BOLT, WATER PUMP HOUSING(PART OF 1)(M8X1.25X20)(8.900)
Fitting Vehicle Options: CK2,3
Require Quantity: 03
Package Quantity: 10
$7.50 $4.53
10
Add To Cart
11548396
BOLT, WATER PUMP HOUSING(PART OF 1)(2.277)
- Fitting Vehicle Options: CK2,3(L8T)
- Require Quantity: 06
- Package Quantity: 1
- Replaced By: 11602239
$19.38 $10.27
1
Add To Cart

SENSOR, Distributor (also Knock Sensor)
12623093
SENSOR, CAMSHAFT POSITION(INCLUDES 18)
Fitting Vehicle Options: CK2,3(L8T)
$33.58 $17.80
1
Add To Cart
12636947
SENSOR, CAMSHAFT POSITION(INCLUDES 12)(FOR CONNECTOR USE 19352065 PER SIDE DOCUMENTATION 5066838)
- Fitting Vehicle Options: CK2,3(L5P)
$39.74 $21.06
1
Add To Cart

COVER, Engine Front Cover
12691692
COVER, ENGINE FRONT (MACHINING)(MUST USE TOGETHER WITH DOWEL PINION 22531637 QTY 2)
Fitting Vehicle Options: CK2,3(L8T,MYD)
$89.34 $51.34
1
Add To Cart
12687775
COVER, ENGINE FRONT(INCLUDES 7)(W/MOUNTING BOSS AT TOP OF COVER FOR FAN PULLEY BRACKET)
- Fitting Vehicle Options: CK2,3(03-43-53)(L5P)
- Replaced By: 12739836
$142.68 $90.68
1
Add To Cart

RETAINER, Engine Front Cover
11588327
RETAINER, ENGINE FRONT COVER BOLT(ROUND M8 BOLT)(4.128)
Fitting Vehicle Options: CK2,3(03-43-53)(L8T)
$7.39 $4.69
1
Add To Cart
11588327
RETAINER, ENGINE FRONT COVER(ROUND M8 BOLT)(4.128)
- Fitting Vehicle Options: CK2,3(03-43-53)(L5P)
- Require Quantity: 11
- Package Quantity: 1
$7.39 $4.69
1
Add To Cart

11588327
RETAINER, Engine Coolant Pump, RETAINER,WATER PUMP SHIPPING BOLT(PART OF 1)(ROUND M8 BOLT)(4.128)
- Require Quantity: 06
- Package Quantity: 1
$7.39 $4.69
1
Add To Cart

12587395
INLET, Engine Coolant Pump, INLET,WATER PUMP(PART OF 1)
$16.72 $8.86
1
Add To Cart

PIN, Engine Front Cover
22531637
PIN, ENGINE FRONT COVER LOCATING(8MM DIAMETER,12MM LONG)(DOWEL)(0.413)
Fitting Vehicle Options: CK2,3(03-43-53)(L8T)
Require Quantity: 02
Package Quantity: 10
$5.11 $3.24
10
Add To Cart
11548509
PIN, ENGINE FRONT COVER LOCATING
- Fitting Vehicle Options: CK2,3(L5P)
- Require Quantity: 02
- Package Quantity: 1
$6.46 $4.10
1
Add To Cart

11609341
BOLT, Engine Camshaft, BOLT,CAMSHAFT POSITION ACTUATOR MAGNET(M6X1X19)(USE NUT 11610510)(8.903)
- Require Quantity: 03
- Package Quantity: 1

25186240
SENSOR, Coolant Temperature (Engine Unit), SENSOR,ENGINE COOLANT TEMPERATURE(PART OF 1)
$30.31 $16.07
1
Add To Cart

25702230
CLIP, Engine Oil Pressure, CLIP,OIL PUMP FLOW CONTROL SOLENOID VALVE WIRE(9.9MM DIAMETER)(4.047)
- Require Quantity: 02
- Package Quantity: 1
$14.57 $9.75

10042521
NUT, Engine Front Cover, NUT,ENGINE FRONT COVER(7.831)
- Require Quantity: 02
- Package Quantity: 1
$9.41 $5.98
1
Add To Cart

11547838
BOLT, Engine Oil Pan, BOLT,OIL PAN
- Require Quantity: 21
- Package Quantity: 1
$4.08 $2.60
1
Add To Cart

12626061
SLEEVE, Generator Mounting, SLEEVE,GENERATOR BRACE(PART OF 1)(13.0MM IN LENGTH AND 18.5MM IN DIAMETER)
- Require Quantity: 02
- Package Quantity: 1
$12.98 $7.24
1
Add To Cart

12675031
MAGNET, Engine Camshaft, MAGNET,CAMSHAFT POSITION ACTUATOR
$28.75 $17.37
1
Add To Cart

12682391
GASKET, Engine Coolant Pump, GASKET,WATER PUMP(PART OF 1)
- Require Quantity: 02
- Package Quantity: 1
$1.38 $0.73
1
Add To Cart

HARNESS, Computer Control Sensors
12701098
HARNESS, ENGINE COOLANT TEMPERATURE SENS
Fitting Vehicle Options: CK2,3(03-43-53)(L8T)
Replaced By: 12722039
$29.81 $18.94
1
Add To Cart
12711782
HARNESS, ENGINE COOLANT TEMPERATURE SENS
- Fitting Vehicle Options: CK2,3(L8T,MYD)
- Replaced By: 12722039
$29.81 $18.94
1
Add To Cart

19369831
SEALANT, Maintenance Products, SEALANT,ROOM TEMPERATURE VULCANIZING SILICONE(1217H)(THREEBOND)(ENGINE FRONT COVER)
$39.90 $22.24
1
Add To Cart

12707680
PUMP, Engine Coolant, PUMP,WATER(INCLUDES 2,4,5,24-30)
- Replaced By: 12735409
$503.04 $279.19

Genuine GM Parts, the Right Choice

GMPartsGiant.com offers the wholesale prices for genuine 2021 GMC Sierra 3500 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: 8 Cyl 6.6L, 8 Cyl 6.6L Diesel. Model Code: CREW CAB 1 TON CHASSIS 137.0, CREW CAB 6'6" BOX 1 TON, CREW CAB 8' BOX 1 TON, EXTENDED CAB 8' BOX 1 TON, REGULAR CAB 1 TON CHASSIS 137.0, REGULAR CAB 1 TON CHASSIS 161.5, REGULAR CAB 8' BOX 1 TON.