How long does it take to change a head gasket on a Duramax?
With the amount of teardown and rebuilding required in order to do the job correctly, it will take 36-44 hours to complete – there’s no other shortcuts to take.
How do you tell if a Duramax has a blown head gasket?
If your temperature gauge suddenly starts running colder than it always has, you may have a head gasket problem. The quickest and easiest way to check for combustion pressure in the coolant system is to squeeze the upper radiator hose while the truck is running.
How much does it cost to replace a head gasket on a diesel truck?
The cost of head gasket repairs can run into the thousands, meaning it’s often easier and cheaper to scrap the vehicle than it is to have it repaired. The average cost of head gasket repair is around $1,000 to $2,000, but this isn’t because the parts are expensive.
How much does it cost to machine heads on a Duramax?
Standard rebuild service is $800 for both heads. If the heads need new guides, valves, seats or have broken glow plugs the final price will be adjusted accordingly.
Why do diesel head gaskets fail?
Your car’s engine operates in extreme conditions with intense heat. If this heat becomes more than normal, your engine can overheat causing a blown head gasket. The extra heat results in the cylinder head and engine block expanding too much which results in a failure in the head gasket.
What are the symptoms of a blown head gasket on a diesel engine?
Signs of a blown head gasket in a diesel tractor
- Radiator constantly needing to be topped up with water or coolant.
- An increased engine running temperature.
- Engine gauge showing maximum temperature after a few minutes.
- A cloud of exhaust fumes when idling, or white smoke coming from the exhaust.
What causes blown head gasket diesel?
Head gaskets deal with extremely warm temperatures from the combustion chamber and the cooler temperatures from the cooling system. These extreme variations in temperature cause warping and cracks over time. This warping can cause leaks and ultimately lead to a blown head gasket.