Chevy and GMC Duramax Diesel Forum
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New to the forum? Please take a moment to look over and read the post in this forum Before you get started. Thanks The DF Staff.
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  General Topics
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Introduce yourself here
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General Diesel Discussion.
Duramaxforum.com News (119/543)
Interior
Exterior
GraveYard (160/3989)
DF member spotted! (180/2320)
Build Threads (487/105493) 
37,169 624,560
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Check out and Vote the Dmaxstore.com Rig of the Month (ROTM)!!!
384 23,323
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Post all videos & pics you make or find of diesels
General Diesel Videos (262/4370)
Drag Videos (128/2342)
Exhaust Videos (107/1286)
Pulling Videos (124/1440)
Dyno Videos (64/1088)
Driveline Pics (7/98)
Exterior Pics (167/4338)
Interior Pics (5/162) 
1,006 17,168
  Specialty Forums
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Truck won't start or drive? Post here!
3,969 36,193
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Discuss what wheels & tires are right for you.

Forum sponsored by: Discount Tire
9,472 97,557
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A place to check out the past of your Duramax. Please be patient as the site VIN checkers are volunteer.
11-21-2019 10:50 AM Last Post
2,336 8,447
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Discussion of diesel, its various additives, oils, lubricants and alternative fuels IE: Bio-Diesel ect...
1,765 32,312
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Discuss scheduled maintenace, capacities, filter part numbers, etc.
3,580 41,515
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Discussion on gearing, CV joints, driveshafts, axles, brakes, etc.
3,565 30,830
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Discuss the Allison OEM, aftermarket, and the ZF-6.
7,919 78,083
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Discuss what Mods are right for you.
Today 02:09 AM Last Post
17,339 214,096
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A place to discuss electronic / wiring issues and what gauges, audio, video, nav systems, lights, ect. are right for you.
Yesterday 04:11 PM Last Post
8,575 70,524
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Place for your EFI questions
6,324 76,844
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Discuss Drag Racing, Sled Pulling, and Dyno Event setup, technique, and results.
Dyno Racing (179/2832)
The Drag Strip (605/13206)
Smoke Screen (686/13132) 
2,620 48,092
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DuramaxForum How To's, Do it Yourself Guides, and other write ups. Only How TO post belong in this forum!!! If your NOT showing/telling us HOW TO then DO NOT post it here.
Yesterday 08:43 AM Last Post
1,185 25,903
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For your garage / shop including tools & equipment
Yesterday 10:43 PM Last Post
174 4,380
  Chevy / GMC truck Non Powertrain Forum
Discussion of 01+GM truck topics not related to the Powertrain, interior, suspensions, body, ect.
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Discussion of 2020+ topics not related to powertrain
106 2,319
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Discussion of 2017 - '19 topics not related to powertrain
Yesterday 05:06 PM Last Post
651 10,154
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Discussion of 2011-2016 topics not related to powertrain
3,682 55,155
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Discussion 07.5 - 2010 Topics Not related to the Powertrain, interior, suspensions, body, wheels, tires, ect.
02-09-2020 02:20 PM Last Post
3,116 34,875
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Discussion of 01 to 07.5 Topics Not related to the Powertrain, interior, suspensions, body,wheels, tires, ect.
2,899 21,515
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Discussion of '15 and up Topics Not related to the Powertrain, interior, suspensions, body,wheels, tires, ect.
08-01-2018 05:48 PM Last Post
6 138
  Canyon / Colorado XLD28 Forums
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Discussion of components that are directly involved in the power production and all that is needed to get and keep the truck moving . Engine , Transmission, Etc.
33 261
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Discussion of Performance Parts For the '16 and up XLD28 Duramax Trucks No Advertising
11 215
  Chev / GMC Duramax 2020+ LM2 Forums
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Discussion of components that are directly involved in the power production and all that is needed to get and keep the truck moving . Engine , Transmission, Etc.
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Discussion of Performance Parts For the '20 and up LM2 Duramax Trucks No Advertising
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  Chevy / GMC Duramax 2017+ L5P Forums
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Postings of Tech Service info for any New L5P engine issues.
41 790
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Discussion of components that are directly involved in the power production and all that is needed to get and keep the truck moving . Engine , Transmission, Etc.
27 301
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Discussion of Performance Parts For the 2020 and up L5P Duramax Trucks No Advertising
02-09-2020 06:45 AM Last Post
7 112
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Discussion of components that are directly involved in the power production and all that is needed to get and keep the truck moving . Engine , Transmission, Etc.
667 14,589
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Discussion of Performance Parts For the '17 and up L5P Duramax Trucks No Advertising
169 2,513
  Chevy / GMC Duramax 11-16 LML Forums
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Discussion of components that are directly involved in the power production and all that is needed to get and keep the truck moving . Engine , Transmission, Etc.
Today 09:43 AM Last Post
5,538 87,542
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Discussion of Performance Parts For the 2011 to 2016 LML Duramax Trucks No Advertising
02-12-2020 11:06 PM Last Post
4,716 113,989
  Chevy / GMC Duramax 07.5-10 LMM Forums
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Discussion of components that are directly involved in the power production and all that is needed to get and keep the truck moving . Engine , Transmission, Etc.
6,678 68,338
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Discussion of Performance Parts For the 2007.5 to 2010 LMM Duramax Trucks No Advertising
02-12-2020 06:37 PM Last Post
4,597 63,634
  Chevy / GMC Duramax 06-07 LBZ & LLY Forums
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Discussion of components that are directly involved in the power production and all that is needed to get and keep the truck moving . Engine , Transmission, Etc.
7,865 76,121
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Discussion of Performance Parts For the 06-07.5 LBZ/LLY Duramax Trucks No Advertising
4,285 52,017
  Chevy / GMC Duramax 04.5-05 LLY Forum
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Discussion of components that are directly involved in the power production and all that is needed to get and keep the truck moving . Engine , Transmission, Etc.
9,332 93,041
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Discussion of Performance Parts For the 04.5-05 LLY Duramax Trucks No Advertising
Yesterday 05:46 PM Last Post
4,221 49,896
  Chevy / GMC Duramax 01-04.5 LB7 Forums
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Discussion of components that are directly involved in the power production and all that is needed to get and keep the truck moving . Engine , Transmission, Etc.
15,303 142,091
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Discussion of Performance Parts For the 01-04 LB7 Duramax Trucks No Advertising
5,563 67,083
  Gm Diesel Non-Truck Section
Discussion of GM Diesels Installed In Vehicles Other Then Trucks
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Discussion of Medium Duty
02-11-2020 10:33 PM Last Post
194 1,274
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Discussion Of GM Diesel Vans..... And whatever TheStepChild wants
244 2,427
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Discussion of Diesel Installed SUV's
43 475
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If you have installed a Duramax in anything it was not designed for, Post it here.
101 1,652
  Pre Duramax Discussion
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12-26-2018 04:30 PM Last Post
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  Non Duramax Discussion
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Discussion of anything diesel powered. No Duramax.
650 21,483
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Discussion of anything Gas powered.
1,054 14,455
  Regional Events and Rally's
Truck Meets, Dyno Days, Drag Racing, Sled Pulls, Area member affiliations (6.6Mafia)
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Anything that you deam worthy of a national event. Your event may be moved to another region at our discretion.
246 5,238
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AK - ID - MT - OR - WA - WY
186 5,465
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AZ - CA - CO - NM - HI - NV - UT
332 7,450
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IA - KS - MN - NE - ND - SD
12-10-2017 08:24 AM Last Post
124 3,294
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AR - KS - LA - MS - MO - OK - TX
320 6,619
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IL - IN - MI - OH - WI
411 12,205
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CT - ME - MA - NH - NJ - NY - PA - RI - VT
356 8,861
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DE - DC - KY - MD - NC - TN - VA - WV
11-02-2019 01:05 PM Last Post
301 9,175
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AL - FL - GA - SC
01-09-2020 05:12 PM Last Post
236 5,472
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The whole thing
267 3,503
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02-10-2020 06:29 PM Last Post
464 16,909
  Classifieds Area
You must have a post count of 25 before you will be allowed to post in the For Sale section of the classifieds. Duramaxforum.com, and it's moderators/staff are not responsible for anything that is traded, sold, stolen, not payed for, or anything else that happens in this section. If you choose to trade or buy from anyone on this forum you do so at your own risk. Please use good judgment and common sense when you enter this section. There are lots of good people in the world but there are just as many or more that would just as soon rip you off. BUYER BEWARE!!!!!!
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Sell your used trucks, parts, accessories. PRIVATE SELLERS ONLY.Seller must own items listed for sale. Requires a post count of 25 before you can post. Sellers MUST post a price if you list something. This forum is not E-Bay.
Private 19,301 155,676
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Looking for something? Post a wanted ad here!
Yesterday 11:01 AM Last Post
6,899 28,826
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Find something cool relating to GM diesel trucks on eBay? Post it!
11-24-2019 07:59 AM Last Post
1,011 6,709
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Have something to Trade? Skills to Barter? Post an ad here!
02-12-2020 08:07 PM Last Post
246 975
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For Sale - Canada
46 214
  Vendors
The supporting vendors in this section have made a commitment to the community and help support this website. Please consider using a supporting vendor for your future purchases and support the vendors who support you. For information on becoming a supporting vendor, please send an email to [email protected]
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Sponsors place to promote their products, sales, deals and more.
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02-10-2020 09:30 AM Last Post
6,158 25,323
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Deals Contests and Give Aways You must be a supporting member or have 25 post to participate in the contest or giveaways.
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01-15-2020 12:57 PM Last Post
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10-28-2019 10:41 AM Last Post
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