04.5-05 LLY Duramax Powertrain [Archive] - Chevy and GMC Duramax Diesel Forum

: 04.5-05 LLY Duramax Powertrain


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  1. HELP; Turbo underrboost, NO power!
  2. Potential buy tomorrow: 05 Silverado 2500HD
  3. Blown head gasket today
  4. sticky situation with shop
  5. Seems like Headgasket?? Help please!
  6. Bad Glow plug Controller Causing Trans Limp?
  7. Loss of power and blue smoke.
  8. clutch fan question
  9. Power loss or fuel rail pressure??????
  10. 04.5 LLY smoke from PCV?
  11. engine leveler
  12. Turbo help!!
  13. Oil Leak HELP!!
  14. No! the wheels will fall off!
  15. Help!!!! New injectors and truck won't start....
  16. Multiple Problems
  17. 2005 computer reflash
  18. LLY bad knock (video inside)
  19. Full injector replacement
  20. fpr problems????
  21. Electrical question.
  22. Adjusting cp3
  23. Starter just spinning
  24. Is it worth it to swap FPR to try and solve bad fuel mileage??
  25. lower column bushing
  26. Misfire at slight throttle?
  27. Need help getting the #8 injector out
  28. 2005 lly headgasket??
  29. New ecm no start p1631
  30. 05 LLY problems
  31. Water pump impeller runout
  32. Occasional loss of throttle pedal signal
  33. Truck/ VIN Check/ help
  34. Lly limp?
  35. injector balance rates issues
  36. new to the diesel world need advice
  37. Gas Mileage Troubles
  38. 2005 lly
  39. p0045 p0046 p0700
  40. missing magnets
  41. 2005 lly
  42. I can't believe it didn't grind itself up
  43. Intermittent injector stuck??
  44. head gaskets
  45. Snap shots of Scan.
  46. LLY Help
  47. Running good, but idles strange
  48. tow haul/ torque converter question
  49. truck won't go over 65???
  50. Fuel pressure issues HELPPPP
  51. Help fuel issues.....
  52. Block off plate with oil leaking
  53. loses of power while pull travel trailer
  54. lly Water Pump
  55. Running in limp mode
  56. Please HHHHEEELLPPP
  57. 05 Turbo Sweep
  58. P0088 code FRP pegged at 26k
  59. Egt gauge . Engine lly 05 duramax.
  60. Trans fluid
  61. Looking for a good Duramax Mechanic in Northwest Arkansas
  62. 05 LLY No Start
  63. Engine noise.
  64. Difference between old style range fork/hub and updated?
  65. How far to go?
  66. Power steering leak from lines
  67. No throttle response
  68. flirting with disaster (sort of)
  69. Maf sensor p0101 code won't clear. Lack of power
  70. ported fuel rail fitting
  71. Oil in CAC, Turbo time?
  72. Sluggish off the line
  73. It's Dead
  74. lly tick/knock help
  75. LBZ LLY Mouth piece coupler.
  76. FPRV still giving trouble
  77. Turbo help
  78. vanishing coolant
  79. Bio & Lift Pump Issues
  80. fuel filter head
  81. Strangest noise from exhaust
  82. absolutely no start
  83. 04.5 lly, looking for more hp
  84. Solid front axle
  85. pitman arm
  86. 05 gmc dead in the water
  87. Cv axles
  88. 05 lly stock vs aftermarket turbo
  89. Pcv or turbo seal?
  90. Hissing after messing with fprv?
  91. Head gasket success!
  92. Torque converter stall increased???
  93. P1093 despite upgrading FPRV to LBZ
  94. Elevated idle question (manual)
  95. No boost pressure at wot
  96. plug connection
  97. Head gaskets ... Maybe?
  98. 05 duramax wont go
  99. 2004 lly coolant flush
  100. Headgasket or EGR cooler?
  101. lly oil pressure issues
  102. lly oil pressure issues
  103. 2005 lly, hope I didn't make a mistake!
  104. loss of power WOT
  105. stumble at idle "help"
  106. 2004 LLY A/C will not work
  107. Vane Position %?
  108. Help!! Changed to LBZ MP and PCV Reroute and through 3 codes!
  109. Crank no start, invalid security password
  110. Weird popping noise at idle.
  111. P0089/ad165
  112. turbo relearn-what can do it?
  113. engine power loss!!!
  114. Coolant Filter
  115. Need Advice P0048 code
  116. Can someone tell me where these go?
  117. I can't get harmonic balance off a 2nd time
  118. Truck won't start
  119. Dead on roadside in Republic, MO.
  120. Power Loss / Noise
  121. 2004.5 lly no crank no start
  122. Remove turbo with downpipe attached?
  123. serpentine belt lengths
  124. LLY to LBZ mouthpiece
  125. Smoking Like I have never seen before...
  126. Belt diagram
  127. Head gaskets-Backwards?
  128. Upper ball joint question
  129. Slow starting
  130. Idle problem ONLY IN PARK on bigger tunes
  131. Leaking fuel,2004 duramax
  132. Injector balance. Am I good? Here's my numbers.
  133. Balance rates/ bad injectors
  134. Coolant Temp question
  135. Kn airfilter losing mpg on highway? Or other?
  136. Turbo tuning issue???
  137. LLY mods while the engine is out.
  138. clear hose air check,filter
  139. injetor wiring problem???
  140. EGR Delete question
  141. More LLY O'heating
  142. attention newbs! (like me)
  143. 04 Duramax deisel ignition problem
  144. Strange Shifting at 75mph
  145. vibration and surging at idle
  146. coolant stack?
  147. 05 lly stranded.
  148. Cp3 or fpr
  149. what is this line?
  150. fuel schrader test port
  151. LLY Reluctor ring
  152. crank, no start
  153. Speed sensor locations
  154. Gasket material
  155. Filter Adapter
  156. Fuel Filter change question.
  157. 05 duramax no power and lots of smoke
  158. allison transmission issue
  159. Cleaning Intercooler and Radiator???
  160. Mouthpiece Question
  161. Rough Idle in Drive?
  162. question on rear differentials
  163. Limp mode on hot days pulling a trailer...
  164. Owning an LLY.
  165. Dust shield on front wheels
  166. No power after rebuild
  167. fpr tool?????
  168. vane sensor
  169. y bridge elbow Help!!!!!
  170. 2004.5 duramax leaking fuel line leak on cyl 7
  171. Abs ecu
  172. TCM Help
  173. lly rebuild...... the dreaded enine knock strikes again.....
  174. Pulling engine questions??
  175. LLY injectors
  176. fpr installation help
  177. 05 lly no crank
  178. Oil Cooler Gasket?
  179. pass manifold cracked. options?
  180. 2005 Dramax crank wont start
  181. Things to expect to go bad on my LLY
  182. aftermarket cruise control
  183. ? On 2 stroke oil
  184. Excess Smoke and Low MPGs...HELP!!
  185. Bolt Pattern
  186. 05 3500 LLY fuel issues.
  187. my tranny shifts like crap
  188. truck barely starts and idles very rough! help!
  189. PPE Issues
  190. Looking at buying an 04.5
  191. Race Valve, Lift Pump, etc
  192. Engine rattling and low mpg
  193. head gasket gone best options
  194. No power after p1093 code cleared
  195. TCM relocation?
  196. Drivers side front caliper froze up
  197. LLY Turbo mouth piece replacement
  198. Rough idle/white smoke lly
  199. No boost
  200. Power Steering Pump and Pulley Problems
  201. MAF p0101
  202. flight system reman injectors ?
  203. 2005 Dies After Start Up Only When Hot
  204. Has anyone used OEM e-fans from a half ton truck?
  205. LML Torque Converter in LLY
  206. 220 degrees on tranny and bubbles on dipstick
  207. Terrible MPG, I think
  208. Turbo vane position questions and problem
  209. Truck starting to smoke at idle here are my injector balance rate.
  210. injector knock maybe
  211. 106* and coolant temp
  212. 2500-3500 LLY Engine vs Topkick 4500 LLY
  213. Head gasket signs?
  214. identify this sound on startup!
  215. egr expert
  216. 04.5 LLY low coolant light? Antifreeze bath to follow! Answers to what happened?
  217. Fan clutch ?
  218. LLY backfiring???
  219. p1631 code
  220. lly issues surging/ p0201 0204 0206 0207 codes
  221. LLY gets new FPR and Tuner (Lost 3 MPG!!)
  222. Bad knocking wont go away
  223. Oil Pressure Problem driving me nuts
  224. what is the purpose of a pcv reroute?
  225. Check Engine- Limp Mode - No Reverse - HELP!
  226. PCV Reroute problem
  227. truck keeps breaking axles! need spacers help
  228. Well I'm actually stumped
  229. 05 LLY Wont start. NEED some serious Help!
  230. Looking for a shifter stub for my zf6
  231. No start, no clue.
  232. leather seats
  233. 04.5 LLy is suddenly sluggish
  234. Water in fuel
  235. What happened!? LLY has nooo balls!
  236. loss of power.. once engine is up to temp.
  237. Codes P2564/P2565
  238. coolant leaking... maybe a water pump??? not sure
  239. Truck cranks but will not start
  240. 2005 LLY losing power after full throttle
  241. OBD2 port not working
  242. 04 lly pulsing issue and shake
  243. Pulsing when at a stop sign
  244. Black stuff coming out of new exhaust
  245. Bad shake lly
  246. Tranny FLush
  247. had my truck about yr have questions
  248. LLY problems...new here and to diesel
  249. coolant temp curiosity
  250. LLY Injectors

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