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GMC
Sierra 3500HD
2021
Engine
Back to 2021 GMC Sierra 3500HD
2021 GMC Sierra 3500HD
Engine Labor Times
66 published engine jobs for the 2021 GMC Sierra 3500HD. Select a job for the full estimate.
Engine Jobs
Boost Pressure Sensor
0.8 h
Camshaft Position Sensor
6.6L V8 DURAMAX: 1.6 h · 6.6L V8 L8T: 1 h
1 - 1.6 h
Camshaft R&R
6.6L V8 DURAMAX: 12.8 h · 6.6L V8 L8T: 8 h
8 - 12.8 h
Connecting Rod Bearings
6.6L V8 DURAMAX: 24 h · 6.6L V8 L8T: 15 h
15 - 24 h
Crankshaft Position Sensor
6.6L V8 DURAMAX: 1.6 h · 6.6L V8 L8T: 1 h
1 - 1.6 h
Crankshaft R&R
6.6L V8 DURAMAX: 32 h · 6.6L V8 L8T: 20 h
20 - 32 h
Cylinder Head R&R
6.6L V8 DURAMAX: 9.6 h · 6.6L V8 L8T: 6 h
6 - 9.6 h
Cylinder Head Resurface
6.6L V8 DURAMAX: 12.8 h · 6.6L V8 L8T: 8 h
8 - 12.8 h
Engine Mount - Front
6.6L V8 DURAMAX: 2.4 h · 6.6L V8 L8T: 1.5 h
1.5 - 2.4 h
Engine Mount - Rear
6.6L V8 DURAMAX: 2.4 h · 6.6L V8 L8T: 1.5 h
1.5 - 2.4 h
Engine Mounts - All
6.6L V8 DURAMAX: 6.4 h · 6.6L V8 L8T: 4 h
4 - 6.4 h
Engine R&R
6.6L V8 DURAMAX: 16 h · 6.6L V8 L8T: 10 h
10 - 16 h
Engine Rebuild
6.6L V8 DURAMAX: 40 h · 6.6L V8 L8T: 25 h
25 - 40 h
Exhaust Manifold
6.6L V8 DURAMAX: 4.8 h · 6.6L V8 L8T: 3 h
3 - 4.8 h
Exhaust Manifold Gasket
6.6L V8 DURAMAX: 4 h · 6.6L V8 L8T: 2.5 h
2.5 - 4 h
Flexplate
6.6L V8 DURAMAX: 8 h · 6.6L V8 L8T: 5 h
5 - 8 h
Freeze Plug - Single
6.6L V8 DURAMAX: 4.8 h · 6.6L V8 L8T: 3 h
3 - 4.8 h
Freeze Plugs - All
6.6L V8 DURAMAX: 12.8 h · 6.6L V8 L8T: 8 h
8 - 12.8 h
Front Main Seal
6.6L V8 DURAMAX: 6.4 h · 6.6L V8 L8T: 4 h
4 - 6.4 h
Harmonic Balancer
6.6L V8 DURAMAX: 3.2 h · 6.6L V8 L8T: 2 h
2 - 3.2 h
Head Gasket - Single
6.6L V8 DURAMAX: 19.2 h · 6.6L V8 L8T: 12 h
12 - 19.2 h
Head Gaskets - Both
6.6L V8 DURAMAX: 28.8 h · 6.6L V8 L8T: 18 h
18 - 28.8 h
Idle Air Control Valve
6.6L V8 DURAMAX: 1.3 h · 6.6L V8 L8T: 0.8 h
0.8 - 1.3 h
Idler Pulley
6.6L V8 DURAMAX: 1.3 h · 6.6L V8 L8T: 0.8 h
0.8 - 1.3 h
Intake Manifold
6.6L V8 DURAMAX: 4.8 h · 6.6L V8 L8T: 3 h
3 - 4.8 h
Intake Manifold Gasket
6.6L V8 DURAMAX: 4.8 h · 6.6L V8 L8T: 3 h
3 - 4.8 h
Knock Sensor
6.6L V8 DURAMAX: 3.2 h · 6.6L V8 L8T: 2 h
2 - 3.2 h
Lifter - Single
6.6L V8 DURAMAX: 6.4 h · 6.6L V8 L8T: 4 h
4 - 6.4 h
Lifters/Tappets - All
6.6L V8 DURAMAX: 9.6 h · 6.6L V8 L8T: 6 h
6 - 9.6 h
Long Block Replacement
6.6L V8 DURAMAX: 19.2 h · 6.6L V8 L8T: 12 h
12 - 19.2 h
Main Bearings
6.6L V8 DURAMAX: 28.8 h · 6.6L V8 L8T: 18 h
18 - 28.8 h
Manifold Absolute Pressure Sensor
6.6L V8 DURAMAX: 0.8 h · 6.6L V8 L8T: 0.5 h
0.5 - 0.8 h
Mass Air Flow Sensor
6.6L V8 DURAMAX: 0.5 h · 6.6L V8 L8T: 0.3 h
0.3 - 0.5 h
Oil Level Sensor
6.6L V8 DURAMAX: 1.3 h · 6.6L V8 L8T: 0.8 h
0.8 - 1.3 h
Oil Pan Gasket
6.6L V8 DURAMAX: 6.4 h · 6.6L V8 L8T: 4 h
4 - 6.4 h
Oil Pan Replacement
6.6L V8 DURAMAX: 7.2 h · 6.6L V8 L8T: 4.5 h
4.5 - 7.2 h
Oil Pressure Sensor
6.6L V8 DURAMAX: 0.8 h · 6.6L V8 L8T: 0.5 h
0.5 - 0.8 h
Oil Pump
6.6L V8 DURAMAX: 9.6 h · 6.6L V8 L8T: 6 h
6 - 9.6 h
PCV Valve
6.6L V8 DURAMAX: 0.5 h · 6.6L V8 L8T: 0.3 h
0.3 - 0.5 h
Piston - Single
6.6L V8 DURAMAX: 28.8 h · 6.6L V8 L8T: 18 h
18 - 28.8 h
Piston Rings - All
6.6L V8 DURAMAX: 32 h · 6.6L V8 L8T: 20 h
20 - 32 h
Pistons - All
6.6L V8 DURAMAX: 35.2 h · 6.6L V8 L8T: 22 h
22 - 35.2 h
Rear Main Seal
6.6L V8 DURAMAX: 8 h · 6.6L V8 L8T: 5 h
5 - 8 h
Rocker Arms - All
6.6L V8 DURAMAX: 4.8 h · 6.6L V8 L8T: 3 h
3 - 4.8 h
Serpentine Belt
6.6L V8 DURAMAX: 0.8 h · 6.6L V8 L8T: 0.5 h
0.5 - 0.8 h
Serpentine Belt Tensioner
6.6L V8 DURAMAX: 1.6 h · 6.6L V8 L8T: 1 h
1 - 1.6 h
Short Block Replacement
6.6L V8 DURAMAX: 24 h · 6.6L V8 L8T: 15 h
15 - 24 h
Throttle Body
6.6L V8 DURAMAX: 1.6 h · 6.6L V8 L8T: 1 h
1 - 1.6 h
Throttle Position Sensor
6.6L V8 DURAMAX: 0.8 h · 6.6L V8 L8T: 0.5 h
0.5 - 0.8 h
Timing Chain
6.6L V8 DURAMAX: 12.8 h · 6.6L V8 L8T: 8 h
8 - 12.8 h
Timing Chain Guide
6.6L V8 DURAMAX: 11.2 h · 6.6L V8 L8T: 7 h
7 - 11.2 h
Timing Chain Kit
6.6L V8 DURAMAX: 14.4 h · 6.6L V8 L8T: 9 h
9 - 14.4 h
Timing Chain Tensioner
6.6L V8 DURAMAX: 9.6 h · 6.6L V8 L8T: 6 h
6 - 9.6 h
Transmission Mount
6.6L V8 DURAMAX: 1.6 h · 6.6L V8 L8T: 1 h
1 - 1.6 h
Turbo Wastegate Actuator
3.2 h
Turbocharger
9.6 h
Valve Adjustment
6.6L V8 DURAMAX: 3.2 h · 6.6L V8 L8T: 2 h
2 - 3.2 h
Valve Cover Gasket - Single
6.6L V8 DURAMAX: 2.4 h · 6.6L V8 L8T: 1.5 h
1.5 - 2.4 h
Valve Cover Gaskets - Both
6.6L V8 DURAMAX: 4 h · 6.6L V8 L8T: 2.5 h
2.5 - 4 h
Valve Job - Complete
6.6L V8 DURAMAX: 16 h · 6.6L V8 L8T: 10 h
10 - 16 h
Valve Seals
6.6L V8 DURAMAX: 12.8 h · 6.6L V8 L8T: 8 h
8 - 12.8 h
Valve Spring - Single
6.6L V8 DURAMAX: 4.8 h · 6.6L V8 L8T: 3 h
3 - 4.8 h
Valve Springs - All
6.6L V8 DURAMAX: 9.6 h · 6.6L V8 L8T: 6 h
6 - 9.6 h
Variable Valve Timing Actuator
6.6L V8 DURAMAX: 4.8 h · 6.6L V8 L8T: 3 h
3 - 4.8 h
VVT Solenoid - Single
6.6L V8 DURAMAX: 1.6 h · 6.6L V8 L8T: 1 h
1 - 1.6 h
VVT Solenoids - All
6.6L V8 DURAMAX: 3.2 h · 6.6L V8 L8T: 2 h
2 - 3.2 h