What year is the most reliable Duramax?

LBZ: 2006 – 2007

As mentioned in our look at the best Duramax engine, the LBZ is generally accepted as the greatest Duramax engine ever built. It gets this designation for a few reasons: Lack of emissions control parts. GM worked out the bugs of previous engines.

What is considered high mileage for a Duramax?

According to Prosource Diesel, anything over 350,000-miles is considered high mileage for a used diesel pickup with a Cummins or Duramax engine under its hood. Anything over 350,000-miles is also regarded as high mileage for a Powerstroke diesel engine.

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Is a 2011 Duramax reliable?

Aside from the CP4. 2 injection pump, LML Duramax was a reliable motor that could last 300,000 to 400,000 miles when properly maintained.

What year is the most reliable Duramax? – Related Questions

What is the most reliable Chevy diesel?

Most Reliable Diesel Pickups of All Time
Model Engine
Chevy/GMC Silverado/Sierra 6.6-Liter Duramax LB7 V-8
Chevy/GMC Silverado/Sierra 6.6-Liter Duramax LBZ V-8
Dodge Ram 2500/3500 5.9-Liter, 12-Valve Cummins I-6
Dodge Ram 2500/3500 5.9-Liter, 24-Valve Cummins I-6

1 more row

Is a Duramax or powerstroke better?

Both the Ram’s Cummins (seen above) and Ford’s Power Stroke can pull over that amount, but the Duramax lags with a total towing capacity of 23,300. The Power Stroke wins here again with a total towing amount of 34,000 pounds versus Ram’s 31,210 pounds.

How long will a 2011 Duramax last?

GM has given the engine a 95% rating at 200,000 miles. This means that GM predicts that 95% of all engines will not reach 200,000 service hours based on durability and wear. If you want to know how long a Duramax engine will run, you should expect it to last as much as 300,000 miles before needing any major repairs.

What are common problems for a 2011 Chevy Duramax?

The 4 Most Common Duramax LML Engine Problems
  • CP4.2 Injection Pump Failure.
  • DEF Heater Problems.
  • NOx Sensor Failure.
  • DEF Pump Failure.

What is the fuel mileage for a 2011 6.6 Duramax diesel?

But even with all that added weight, the Duramax turbo-diesel gets more miles per gallon than its gasoline rival — an estimated 19 miles per gallon on the highway, vs. 12 miles per gallon for the gasoline model.

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Is the 6.6 L Duramax reliable?

Duramax Engines have an excellent reputation for reliability. Each model year is associated with problems, especially when the engines reach 100,000+ miles. However, while Cummins engines may continue to edge out Duramax in terms of overall reliability, Duramax fans love their higher horsepower.

What are common Duramax problems?

Most Common 6.6-liter Duramax Problems
  1. Issues With the Fuel Lift Pump. Duramax diesel engines use a direct injection fuel system.
  2. Water Pump Problems Are Common. Newer Duramax engines come equipped with water pumps that have plastic impellers.
  3. Duramax Engines Are Notorious For Fuel Injector Problems.

How many miles per gallon does a 6.6 Duramax diesel get?

This Duramax 6.6-liter V-8 gets 17 to 19 mpg on the highway.

How much does it cost to replace a 6.6 Duramax engine?

How Much Does it Cost to Replace a Duramax Engine? It can cost upwards of $10,000 to replace a Duramax engine. This cost can be even higher if the engine is not under warranty. The average cost of a Duramax engine is between $8,000 and $9,000.

How often does a Duramax need an oil change?

To keep your Warranty from voiding, you will need to follow your vehicle’s manufacturer recommendations, change your vehicle’s oil before 7500 miles, or at least once a year, whichever occurs first. My manufacturer recommends changing the oil between 5,000-7,000 miles.

Is 200 000 miles alot for a Duramax?

Even when used extensively for towing and hauling, Powerstroke, Cummins and Duramax diesel trucks typically last well beyond 100,000 miles. Because of that, it’s not uncommon to see diesel pickups with 200,000 and even 300,000 miles commanding good resale values on the used truck market.

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How much does a Duramax rebuild cost?

Depending on the year and other potential issues or wishes of the customer, you could expect a range likely between $15,000 and $25,000 for Duramax engine replacement.

What is the most sought after Duramax engine?

Perhaps the most desired of all Duramax models are the ’06-’07 Classic body style trucks.

Is a rebuilt diesel engine as good as new?

Frequently, rebuilt engines are superior to even new car engines because better parts are used, or design changes in parts correct problems with the original engine. Rebuilt engines are dependable, reliable and are backed by the engine manufacturers warranty program.

Is it cheaper to buy an engine or rebuild one?

Rebuilding to repair is usually cheaper than buying a new engine, too. You may save up to half of the cost of a new engine by rebuilding. However, sometimes rebuilding is not a good option. In cases where rebuilding will cost as much as a new engine, your mechanic should be upfront about those costs.

Do rebuilt engines last long?

So to answer your question, if an engine rebuild is done well, the engine absolutely can last many tens of thousands of miles. And if you really plan to keep the car for 75,000 or 100,000 miles, you should consider finding a good car that you like, and then having the engine rebuilt yourself.

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