Why is my Duramax diesel engine not starting?
Fairly common issue when you overtighten the sensor while doing a filter change. The fuel leak you saw also allows it to suck air into the system, causing a loss of prime. It’s easier for the engine to suck air through the leak than to suck fuel from the tank. Make sure your fuel/air leak is fixed.
Why does my 2015 Duramax high country not start?
I have a 2015 2500 High Country with 45k Miles. I was in line at a drive through and the lady asked me to turn off my engine cause she couldn’t understand my order. I did and when i tried to start it back just turns over but wont start. Pushed it to a parking place and notice diesel coming from the fuel filter where the water seperator screws in.
What kind of engine does a Silverado 2500HD have?
April 15, 2020 Some 2020-2021 Silverado 2500HD/3500HD and Sierra 2500HD/3500HD trucks equipped with the 6.6L Duramax diesel engine (RPO L5P) may have a thumping or knocking sound coming from the rear of the engine. The sound is often more pronounced in the interior of the truck as it’s amplified by the transmission bell housing.
What kind of sound does a Duramax diesel make?
Some 2020-2021 Silverado 2500HD/3500HD and Sierra 2500HD/3500HD trucks equipped with the 6.6L Duramax diesel engine (RPO L5P) may have a thumping or knocking sound coming from the rear of the engine. The sound is often more pronounced in the interior of the truck as it’s amplified by the transmission bell housing.
What does it mean when your Duramax won’t start?
Duramax not starting – 2015-2019 Silverado HD & Sierra HD – GM-Trucks.com 2017 Duramax get back in after driving it will not start turn the key dash lights come on but will not start (no click) takes about an hour then it will start has left me stranded six times since last summer.
How to stop a Duramax truck from losing Prime?
Tried running fuel line from injection pump to tank of diesel.. No go Pressurized the fuel tank primed it and tried starting.. Nothing Pressurized fuel tank sprayed soap water on lines.. No leaks found Tried having someone prime while I cranked. Truck will run off starting fluid through airbox but dies when you stop spraying.
Can a Duramax diesel engine be kept warm?
Huge no-no for modern diesel engines as your grid heater in the intake and glowplugs stay on until the truck is “warm”. Also sometimes rebuilding the filter head isn’t enough, you have to replace it. Click to expand… Yeah I wasn’t to fond of spraying it.
What to do if your Silverado won’t start?
Take a video of it next time it won’t start. Call the dealer and request a tow. Show the dealer the video. Tell them you will pick it up when it is fixed. Contact GM and open up a case on the issue. Had a 08 grand Cherokee did the same thing. Dealer could never fix it. Traded it in . I feel you pain. Bad Switch?