Problems with 2018 duramax diesel. I hate to go away from diesel but, it just doesn't make economic sense when I tow 15K or less, diesel engines are a $9K premium over gas, gas is consistently $0. Jun 2, 2021 · The L5P has made great reliability improvements and is, in my opinion, the most reliable diesel engine being produced today. Sep 16, 2020 · DEF is consumed on a 50 to 1 ratio with diesel fuel. LB7 Duramax Injectors. We have 779 2018 Chevrolet Silverado 2500HD vehicles for sale that are reported accident free, 578 1-Owner cars, and 432 personal use cars. 6L LB7 Duramax problems and how to fix them. 2L 4X4; Retired Journeyman Heavy Duty Truck Mechanic Jul 25, 2024 · It suffers from a few problems, including MAP sensor failure and fuel injector malfunction. ProSource Diesel takes a closer look at these problems and how the L5P differs from the LML. 2018 Chevrolet Silverado 2500 LTZ Crew Cab Duramax Diesel, only 69k miles, 6. The exact problem with the fuel injectors is that they functioned underneath the valve covers. . Every used car for sale comes with a free CARFAX Report. GM updated the 2. However, it does suffer a few common problems such as MAP sensor failure, a weak transmission, and fuel injector failure. Threw the engine code and went into service emissions. This is a full synthetic light duty diesel engine oil, that helps in the smooth operation of the 2. 3L gas engine and be done with diesel. I am in Atikokan and a friend in Fort Frances Ontario has the same problem. , 2018 Chevy Silverado High Country 3500HD, Crew Cab Dually, Duramax/Allison, towing a 43' 20000 Lb 2016 Redwood 5th Wheel Home on wheels, loaded with everything including the Kitchen Sink. 6L engine, 6. Nov 5, 2020 · Here is our guide to the 7 most common 6. Emissions compliant. That doesn’t mean Sep 21, 2023 · The Chevy Colorado Diesel has a reliable Duramax engine that should last you around 200,000 miles and could even last up to 300,00 miles. Feb 3, 2022 · What are the most common problems with the L5P Duramax? In short, The most commonly reported problems that the L5P Duramax has are the Allison 1000 transmission, MAP sensor failure as well as fuel injector failure. Even GM acknowledged their problems when they corrected the original injector design and issued a 200,000 or 7-year warranty on the updated model. Whenever I try to gas it, the entire truck shakes. But will barely let me go over 45 Have it going to the dealer tomorrow. Tells me I have 133 miles till 65mph. Get reliability information for the 2018 GMC Sierra 2500HD from Consumer Reports, which combines extensive survey data and expert technical knowledge. 1. Jul 26, 2019 · 07 GMC Sierra Classic (LBZ) Duramax Dually Crewcab 4X4, FASS Titanium 95, Ohio Diesel Parts Tank Sump, bypass engine oil filter, synthetic lubes; 84 Chevy 6. Apr 20, 2024 · This is just my opinion, but I think the Denso injectors don't play real nice with "dry" American diesel fuel, and always running lube additive is critical. Come join the discussion about modifications, towing, classifieds, troubleshooting, maintenance, and more! Jan 13, 2024 · Currently, the only problems I have had was with the RAM, the EGR valve went out on a trip towing my trailer, and no RAM dealer could look at it for a minimum of several weeks in the area I was in, and EGR valves were at least a week to two weeks backlogged. 8 with a new head and apparently higher pressure/better Denso injectors later in 2018, so they recognize there is a problem. Worst 2018 GMC Sierra 2500 Problems #1: Seat Rattles 2018 Sierra 2500 Average Cost to Fix: N/A Average Mileage: 0 mi. Which Duramax has injector problems? The very first Duramax built, the LB7 (2001-2004), seems to have the most trouble with fuel injectors. Running Banks automind 2 with banks tail pipe. Learn More #2: Fuel Pump Went Bad 2018 Sierra 2500 Average Cost to Fix: N/A SAE 5w30 is the suitable oil for 2. Jul 18, 2024 · Chevy's first-ever Duramax diesel engine, the LB7, debuted in Chevy's ¾- and 1-ton trucks, such as the Silverado 2500HD and 3500HD, for the 2001 model year before debuting in medium-duty trucks Mar 23, 2022 · 911 Problems Forum Mar 21, 2024 · For the most part, Duramax diesel engines last to 300,000 and beyond. 6-liter Duramax diesel engine is one of the main motors you will find in General Motors (GM) trucks. L5P Duramax vs LML Duramax. May 26, 2022 · Not a Duramax motor but it is a Duramax-related problem. Most Common 6. This problem is prevalent with the LB7 Duramax model years. 50 Hostile H113 Rage Wh AutoCheck Vehicle History Summary Accident . May 8, 2020 · I'm going to order a F350 Lariat or Platinum CC LWB with the 7. The L5P Duramax enjoys several big changes from the LML engine that greatly improve its performance and reliability. The diesel variant was launched in 2016 and is still going strong. While these engines are extremely durable and reliable, they do have some problems. May 15, 2018 · 2003 Chevy HD2500 Long Bed LB7 Allison 1000 all stock 2018 DENALI 3500 SRW Long Bed L5P 2" Level, Bilstein shocks, 18" TOYO AT2 285's on stock wheels. The 6. Nov 24, 2018 · Discover the worst failure point(s) of your Duramax in the article that follows, along with how to address it. May 14, 2023 · Let’s briefly cover the common 2. To test, I took my foot off pedal and shifted into N, coasted for 1/2 mile at speed before having to put back in gear to go up a hill. 2011 Chevy LML, LT, 4X4, Z-71, Ext. 6-liter Duramax Problems 1. 5 BDS Coilover Lift, 38 toyos, 22x12. Have replaced the electrical connectors and fuel injectors and the problem has not been fixed. Dec 8, 2023 · I have a 2015. A well-maintained Duramax engine that’s considered a reliable model should make it nearly 500,000 miles without any major concerns. 8L Duramax diesel engine. 6L V8 Duramax diesel engine (RPO L5P, L5D) or 3. 8 l Duramax diesel engine problems include: Clogged EGR; Clogged DPF; Carbon Buildup; Clogged Fuel Injectors; Turbocharger Failures; Timing Belt Problems; Now that we briefly covered the 2. 7 gallons x 50 (50:1 ratio) = 350 gallons of diesel / 36 gallon tank = ~ 9. His truck was 18 months old and had 175,000 miles, does commercial transport. 30 rear will do whatever I need. Issues With the Fuel Lift Pump Oct 11, 2023 · My 2018 Duramax diesel with 145,000 km suddenly reduced power to 80 km (50 miles) per hour and started blowing black smoke. Aug 18, 2021 · Looking to get a 2018 Chevy 2500HD LTZ Z71 Duramax and was wondering what I am getting into problem wise. Perhaps the most devastating of all Duramax failures is a broken factory crankshaft. 8 l Duramax diesel engine problems and see what troubles this engine the most. Was wondering what the problems there are on this truck, not just the engine, but every thing bumper to bumper. 5 Chevy 3500 single rear wheels. Although General Motors recalled these engines and gave them a seven-year and 200,000-mile warranty, its fuel injector remained a significant problem. He said we was on I-80 by Laramie WY when the injector stopped working. Here are some common Duramax diesel engine problems and what can be done to fix them. 7 tanks of diesel fuel May 6, 2022 · A forum community dedicated to Chevy and GMC Duramax diesel owners and enthusiasts. This gives us a few model years of the Chevy Colorado Diesel to assess and rate which ones are the best and worst. Mar 23, 2022 · If fuel system contamination is present on 2017-2020 Silverado 2500/3500, Sierra 2500/3500; 2019-2020 Silverado 4500HD/5500HD/6500HD; and 2020 Silverado 1500 and Sierra 1500 models equipped with the 6. Cab, DPF & DEF Deleted, Fass 150, 5" exhaust, PPEI tuner, Duramax EGR/Cooler Delete Kit. Common 2. When the transmission gets damaged you are in for expensive repairs. Apr 4, 2018 · I have a new 2018 3500 DM. The Allison 1000 has been attached to the Duramax from 2001 to 2019. Feb 1, 2023 · Duramax fuel injector failure. The only problem he'd had with the entire truck was an injector going bad. However, in extremely cold weather, the 0w40 engine oil is a more stable option for 2. The most notorious LB7 Duramax problem is their original injectors. Find the best used 2018 Chevrolet Silverado 2500HD near you. 50/gal cheaper and the truck with a 4. Snapped Crankshaft. Jun 13, 2017 · 2018 Chevy LTZ, 4X4 DblCab SB, Duramax, Graphite Metallic, Leather, BFG LT285/65R18's,nav, Husky floor mats, WeatherTech splash guards, de-badged other than Graphite painted bow ties. I feel as though when I take my foot off the gas pedal, the truck actively slows me down, rather than coasting. FASS Duramax filter delete,S&B intake. 8 l Duramax diesel engine problems. 2L 1. Jul 1, 2019 · Michelle S. 25 Ton (Army CUCV) with Banks Sidewinder Turbo and Gear Vendor's Overdrive; 83 Chevy Suburban 6. Your DEF tank holds 7 gallons. Jun 3, 2018 · So my truck is having the same problems 2018 Duramax. 8L Duramax engine. The problem is in cylinder number 6 and 8. 0L I6 Duramax diesel engine (RPO LM2), diagnostics will often lead to removing the fuel/water Oct 16, 2020 · I was talking to a guy at a truck stop about his Duramax a few weeks ago (yes, I talk to many random people). cymrazycenqxwqvmtplwvuiwrssnyumzxxjschuldhrmdrswpcyvtdhqm