2011+ LML Duramax Powertrain [Archive] - Chevy and GMC Duramax Diesel Forum

: 2011+ LML Duramax Powertrain


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  1. Truck idling higher then normal
  2. 2015 9600 miles. NEEDS NEW ROTORS
  3. cp4 ? 2015 loss of power / change fuel filter 2nd time!! please help
  4. quick lube question
  5. Leveled lml need alignment?
  6. Small engine fire
  7. EGT drop across turbo??
  8. Exhaust brake Question
  9. H&S Mini Maxx Race Tuner
  10. At what mileage did you decide to delete?
  11. 2015 3500 Duramax - instrument panel fuse
  12. Truck Died After Hitting Small Bump
  13. lml delete and tune questions.
  14. 2015.5 duramax problems
  15. 2015 Industrial CP3 Swap
  16. Anyone have pics of a sump installed on a 2015 or up?
  17. Help
  18. Calling out all who HAVE NOT had problems with DEF/Emissions
  19. Guidance & Advice on Blown Head Gasket
  20. Coolant on EGR
  21. Fass 150 install
  22. How to Confirm a ReGen?
  23. Exhaust-Programmer-Warranty
  24. Check Engine light/ Emissions 2011 Silverado
  25. High egts at idle?
  26. Scary - truck died getting off freeway
  27. exhaust brake issue
  28. Edge Insight CTS2 on a 2016 LML
  29. Chevy Express LML Duramax Van Speedo/VCC Wire
  30. 2015 Denali leveled with 37s
  31. 4X4 transfer case
  32. 2011 LML. PCM in logic lock
  33. 2016 2500hd denali gas peddle vibration
  34. Fabtech 4" lift vs. cognito UCAs
  35. alternator random delay setting codes
  36. no battery power at all
  37. truck wont start
  38. low coolant and other issues
  39. New Exhaust and Deleting Question
  40. p0381 and p0047 HELP
  41. Forum venders Looking to Buy
  42. Lower oil pan leak??
  43. broke down dealer wont cover it
  44. 2011 stuck in regen? HELP
  45. ECM help
  46. 2 regen in first 600 miles
  47. 2012 deleted LML 1-2 shift defueling
  48. H&S Mini Maxx just for gauges
  49. Most miles on a stock LML?
  50. Turbo boost irregular please help
  51. Anything to watch for on a 2011 with 150k?
  52. 33" tires leveled LML Denali
  53. 2011 durmax LML Fuel pressure loss under load
  54. 2015 Duramax CP4 Pump Issues HELP Please....
  55. PCV and EGR Delete
  56. 2011 Head Gaskets - Need some different perspectives
  57. Did it just go to limp mode?
  58. Whats the best year for GMC/Chevy 2500 duramax diesesl?
  59. Tuning Question
  60. P12BC and P12B6 but no CEL
  61. Totron Light Bars
  62. LML Typewriter Tick
  63. 2011 Tuned/Deleted LML Transmission Question
  64. CP4 vs CP3 conversion
  65. Whats causing my large Voltage swings?After start-up the voltage meter will stay at o
  66. 2011 LML won't prime after fuel filter change
  67. Thinking of a Duramax, coming from Toyota
  68. Block heater
  69. Extemely high boost randomly
  70. EGR Block
  71. Daily Driver '15 LML Plans
  72. where do you get your def
  73. Defueling???
  74. Duramax Lighting Issues
  75. Sump Hose Getting Snagged, Pulled, or Broke
  76. Need help really bad
  77. Timing plug
  78. Lml loping ar idle
  79. 2011 Died - No Start
  80. my new lly
  81. Need a good dealer in Orlando
  82. CP4 Failure Repair Questions
  83. 2013 LML not starting in Somerset, PA
  84. Need help! Service Stabilitrak, Service Traction Control and Service Trailer Brake
  85. White Smoke LML
  86. DEF Tank Fill Problem
  87. 2015 Denali 12" Bulletproof Build
  88. 01-10 vs 11-16 Rear Axle Differences?
  89. white stuff all over
  90. Trans fluid question
  91. Fass problems!
  92. industrial injection CP3 kit for LMLs
  93. Very frustrated!
  94. Smog time - Lots of codes
  95. FASS mounting screw up
  96. TPMS Tire pressure sensor issues
  97. Bt diesel works line pressure controller review
  98. coolant issues
  99. High idle question
  100. need help with 2011 lml
  101. Sorry, another mpg question
  102. Ready to delete
  103. Def problems
  104. OBD monitors
  105. Fuel rail & injector protection with cp4
  106. Cab lights for 2016
  107. Cab lights for 2016
  108. Efi live recommendations for LML
  109. 2011 LML deleted sudden high idle, skip in park and shift lock out.
  110. Considering a Duramax Please help
  111. Stuck in Alabama w/ Dreaded P21DD code (DEF heater issue)
  112. Need advice/help from dmax pro's.
  113. 2016 2500hd with digital steering assist
  114. '15 Delete
  115. 2016 Digital steering assist
  116. Leaking radiator
  117. Ready to delete my truck
  118. BT Diesel Line Pressure Controller
  119. Newbie (sort of) 2011 lml
  120. 2015.5 duramax sounds like a bus?
  121. '16 Oil Leak?
  122. ppei trans a50 tuning probelms
  123. Newb question concerning rolling coal....
  124. Fuel Pressure Regulator issue
  125. Regeneration Soot Specifications
  126. 2011 cognito uca install
  127. P0672 Big deal or not.
  128. Anyone regret deleting a 2015???
  129. 2012 lml issue
  130. Warranty issues and lift ktis.
  131. Opinions on the Duramileage Module
  132. DEF Tank Leak
  133. 2013 trailer brake switch on 2011
  134. Long term idling 2015 lml
  135. 2011 lml white smoke
  136. Coolant recovery tank
  137. GMC OBD Codes P11CB and P22FA
  138. Dpf delete stock hp tune
  139. Deleting in an emissions state/ best set up?
  140. Water temp
  141. Question for the guys with PPEI trans tunes
  142. def problems
  143. 2011 lml
  144. Tuners
  145. 2015 LML - Turbo Spin Down
  146. 2013 denali falls flat on its face, HELP
  147. Need help 2015 LML
  148. DEF tank heater again 2013 LML / GM Customer Serice
  149. 15 duramax fuel filter
  150. Transmission Fluid LOW
  151. thinking about deleting
  152. Powertrain Warranty on Carrier Bearing??
  153. Service Stabilitrak Light On
  154. Help?!
  155. Leaking radiator/coolant recovery hose
  156. 2013 6.6 whistle noise
  157. Weird issue after hard braking
  158. First Timer Tips
  159. Truck started and idled, died when trying to drive.
  160. first time ever truck wont start!
  161. Random part throttle hesitation on 2016 HD
  162. To late for a FASS?
  163. Help!! LML Injector balance off
  164. Help diagnose this sound on my 2015 please!
  165. Coolant loss on LML
  166. Help! LML FASS lift pump high psi!!!
  167. '11 Duramax LML No Fuel Pressure
  168. 2013 Silverado STRANDED due to DEF parts unavailability
  169. Trans temp - plowing.
  170. 2011 rearend popping big time
  171. Fass 150 lift pump
  172. Oscyjack's '15 LTZ pre-build thread.
  173. P2201, p2202, p2203
  174. 2015 Steering Stabilizer
  175. What to do first?
  176. LML Injector Pump Issues?
  177. DEF light/check engine light, service now...
  178. DEF light/check engine light, service now...
  179. 16 Digital Steering Assist - Personal Experience Towing?
  180. 2015 Aftermarket warranty with Delete
  181. Coolant disappearing
  182. BG "diesel forever" protection plan
  183. Egts when cruising (non loaded)
  184. 2015 LML Fuel Temperature Sensor location?
  185. 2015 oil pan leak
  186. 2011 first engine mods
  187. EGR delete tuning- keep warranty
  188. Sear covers
  189. reductant level sensor?
  190. lml high idle lost after tune
  191. Broken crank on LML
  192. LML Drivers side up pipe removal
  193. What if any common issues w/ CP3 conversion
  194. 2014 lml consuming antifreeze
  195. Oh, Oh, Truck Almost Didn't Start
  196. Intermittent P0336 code - Intermittent stall and hesitatio
  197. Stocking up on delete and cp3?
  198. Best practice during regen?
  199. 2015 duramax no horsepower
  200. 2015.5 Duramax cranks like a dream but will not run.
  201. Help 2011 with 5400 hours and 106K miles
  202. Water in fuel
  203. Oil Filter Collapse?!?!
  204. LML Centramatic Wheel Balancers
  205. truck runs bad after being on highway?
  206. how many is to many hours
  207. Tech 2 Clones
  208. 2015 battery voltage
  209. Another Regen Question!
  210. Noise coming from under engine!!!
  211. Snow Plowing
  212. I don't see it pinned......
  213. '11 LML - Shift inhibited shift to N to reset
  214. DEF Nightmare
  215. 2016 Duramax cold idle surge
  216. Normal transmission temps
  217. 2015 turbo bark on 4-5 shift
  218. LML Check Engine Light
  219. My experience with this lyle character "aka bama off road"
  220. 2011 2500hd hard vibration from 43 to 60 mph
  221. elevated idle
  222. Purpose of High Idle Switch
  223. Fuse in fass 150 relay popped quick question
  224. Anyone in Idaho, possible new/used duramax to buy
  225. CP4 to CP3
  226. lml CEL, p0571, p204b, p2610.
  227. Traction Control
  228. Where can I find 4 inch lift blocks?
  229. What options for 2016 denali
  230. Any Differences Wiring, Sensors, Components between 2012 and 2013 LML engine/trans
  231. help please
  232. Trans Fluid Cooler circuits
  233. Unplugging intake throttle valve/grid heat with tuning
  234. 2015.5 lml looking at Danville 3794
  235. noise
  236. 2011 lml intake thumping noise
  237. Questions about 2011 trans, gearing, etc
  238. Fass 150
  239. Duramax no start , dealer wants 11grand to fix.
  240. 2015 Duramax won't start
  241. Lift Pump Installation Pics
  242. Lift Pump Warranty Question
  243. Driving with def light on
  244. LML Coolant Drain and Refill
  245. Trans or stall slipping?
  246. Fuel pressure releif valve return line routing
  247. Cp4 gmpartsdirect
  248. EGR Solenoid Removal Question
  249. Grid Heater Delete
  250. 2016 Duramax clunk?