Why does my diesel truck start then die?

As for the start/die restart, it may be air intrusion. The return lines/caps and “O” rings will wear out and allow air into the fuel system. You need to start with a fuel pump check.

How long will a 6.2 diesel last?

If you treat your truck right and routinely service it, your 6.2-liter will last up to 500,000 miles.

Is the 6.2 diesel reliable?

So, as you can see, the end result of a 6.2L GM rebuild is a stout, reliable, fuel-efficient diesel that runs as good as or better than the popular 6.5L turbodiesel.

How much horsepower does a 6.2 diesel have?

6.2L GM/Detroit Diesel Specs

Engine: Detroit 6.2L V-8 diesel
Engine Weight: 650 lbs dry
Max Engine Speed: 3,600 rpm (4,000 rpm w/ no load)
Peak Horsepower: Introduced at 130 hp @ 3,600 rpm, maximum offered during production was 143 hp @ 3,600 rpm. The United States Army’s version was rated at 165 hp @ 3,600 rpm.

What would cause a diesel engine to shut down?

1. Clogged Fuel Filter. The fuel filter removes impurities from the gas so that they don’t find their way into the engine. If the fuel filter is clogged, then it won’t be able to properly filter out contaminants, which will cause the engine to eventually lose power.

How can I get more power out of my 6.2 diesel?

Getting cheap power from your 6.2 diesel

  1. Turning up the Injector Pump – FREE. There are many how to write ups on this, so I wont go too far into detail to save space.
  2. Cold air intake – $10.
  3. Fuel Filters – $10-$20.
  4. Fuel LIFT pump – $20.
  5. Cotton “lifetime” air filter – $20-$50.
  6. Intake Manifold – approx $60.

Does the 6.2 Require premium fuel?

GM recommends using 93 octane gasoline for its top-of-the-line 6.2-liter V-8-equipped trucks. The owner’s manual does state as low as 87 octane is acceptable for the engine. However, to achieve maximum performance and fuel economy you must use 93.

How much boost can a stock 6.2 diesel handle?

New member. I’ve searched a little (not a lot, don’t kill me), and from what I have read, the max boost on a 6.2, safely, is 10 psi.

What causes a diesel engine to stall at idle?

Some common reasons for motor vehicle stalls include: An empty gas tank. A fuel mixture that isn’t rich enough (this is usually the cause of cold stalling and intermittent stalling) A faulty fuel pump, alternator or EGR valve.

Why does a 6.2 L diesel engine not start?

The electrical system is less critical to this engine than on later 6.5 L diesels because the injection system is purely mechanical. A troubleshoot of this engine should walk through the essential components one at a time.

What kind of fuel system does a 6.2 diesel engine have?

The 6.2 L diesel is naturally aspirated, unlike the more recent 6.5 L turbo-charged diesel. The fuel system on this engine includes the fuel tank, mechanical fuel pump, fuel filters, fuel line heater, injectors and fuel lines.

Why does my diesel engine not start in winter?

If your tank is full of summer diesel and it is now winter and cold, your fuel may be clouding up and clogging the filters and injector nozzles. Make sure you haven’t contaminated the fuel with gasoline.

What happens if your diesel tank is full of gasoline?

If your tank is full of summer diesel and it is now winter and cold, your fuel may be clouding up and clogging the filters and injector nozzles. Make sure you haven’t contaminated the fuel with gasoline. Gasoline will not damage the engine but is not capable of igniting under pressure as diesel is.