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

: 04.5-05 LLY Duramax Powertrain


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  1. Need opinions: low rail pressure
  2. Engine surging diagnosis
  3. Injector Seal Kit and Leaky Injectors
  4. LLY ISSUES need help (possibly HG?)
  5. Bad vps or stuck vanes
  6. 05 lly died an won't fire back up???
  7. No crank, no start 04.5 LLY
  8. LLY lack of power
  9. 911 - Stranded in Dayton, OH. Trans stuck in 4th
  10. Truck ran no air filter for awhile
  11. LLY Rail Pressure/Cold Start Question
  12. EGR delete
  13. AC clutch removal Help
  14. P0700 p0732 p0841 p0486
  15. Poping noise when starting
  16. 05 lly pop when starting
  17. P1294/1296
  18. Codes.....
  19. Just purchased
  20. GM Duramax specific codes
  21. 4 wheel acutator broke off in transfer case
  22. FML, blown HG
  23. multiple issues at 1 time
  24. Changing fuel cooler
  25. New Build with P0089 and P0090
  26. EGR bypass question, 05 LLY
  27. Where should I start!?
  28. ECM differences
  29. Coolant in the oil and some oil in coolant
  30. overheating
  31. 2004 LLY no Start
  32. Hissing and running like s***!!
  33. Best Oil?
  34. First Duramax, New to the Forum
  35. Range Shift Inhibited - Next Step ?
  36. Fitting on Injection pump leaking need help
  37. EGR delete CEL codes
  38. Mpg drop any ideas??
  39. helppp!!!!
  40. Fuel pressure regulator
  41. Lly loud injectors or cp3
  42. 05 lly abs codes
  43. New guy looking to buy...
  44. Surge idle continues
  45. 2005 LLY fuel starvation problem??
  46. LLY Hegaskets??
  47. 05 LLY Blowing bad smoke after a good warmup. Maybe limp mode?
  48. Torsion bar help
  49. DIC shows Low Coolant Level
  50. Little round injector hold down pin
  51. slight lope when running 2-stroke oil
  52. 05 lly code po335
  53. Rough Idle
  54. LLY Hesitating and Rough Idle
  55. Tranny problems
  56. Coolant Overflow Pressure
  57. limp mode
  58. replaced both battery's now the truck wont turn over
  59. Fuel Return Rate PID
  60. 04.5 LLY no start w/ low rail psi
  61. Weird noise
  62. Buying a 2005
  63. Issue with engine temp
  64. Awful noise when decelerating LLY
  65. 05 egr deleted now I have codes. what do I do?
  66. What Happened
  67. Injector noise after head gaskets, fpr, fprv, pcv reroute.
  68. 2005 Silverado 3500 heater/AC fluid outflow
  69. Range Shift Inhibited/P0700/U1301
  70. High Oil Pressure issue
  71. Intermittent crank no start
  72. Pinion bearing DIY?
  73. Could FPR be bad AGAIN?
  74. Head gasket/ block question
  75. Live Data Scanner
  76. '05 Thermostat questions
  77. Just noticed a leak
  78. Pushing coolant after new heads and gasket
  79. Fuel Leak from injector
  80. 6 to 5 Speed Swap...
  81. Convince me to keep my truck
  82. Engine surges at idle in drive
  83. Coolant temp gauge
  84. Transmission fluid and external filter
  85. Doing head gaskets, just pulled injectors.
  86. Head Gasket, 05 LLY
  87. HELP Battery drain parasitic draw or something else.
  88. ABS Light and "Service brake system" message appearing
  89. LLy open injector and fuel supply circuit codes
  90. 05 lly grey smoke
  91. First Time Diesel Buyer
  92. Limited RPMs at Op Temp
  93. Thermostat Change, are these temps normal?
  94. Coolant Issue!!
  95. lly ecm service numbers
  96. Rear end popping/slipping noise and vibration.
  97. P0700
  98. LLY Service 4WD, Airbag Light, Voltmeter Problem
  99. Half injectors work
  100. Truck Died will crank but not start.
  101. EGR Delete 05.5-05 LLY
  102. broken glow plug
  103. Boost increase vs power increase question..
  104. 2004 durmax diesiel hd 4 wheel drive lly
  105. Help!!!!!!!
  106. 05 Duramax Trans upgrades for heavy towing
  107. 05 duramax pushing water out overflow
  108. Lly 5 volt reference
  109. lly duramax no start please help
  110. LLY Temp Fluctuation
  111. Boost tube blew off!
  112. P0046 code, no boost
  113. fuel issue STUMPED
  114. Bad Injector? Knocking!
  115. T-Stat/Coolant expansion tank question
  116. P0802 code & tcc problems
  117. New exhaust: p0700 p0299 p0116
  118. No power, rough idle and slow throttle
  119. lly no readings on rail pressure or injectors
  120. LLY Cold Start Issue
  121. Pto/high idle intermittently works
  122. Poor mileage
  123. LLY Knocking upon medium to heavy throttle
  124. Cam Sensor Issues
  125. Rough idle, no throttle response and no power
  126. Trans overheats with no load.
  127. Over fueling
  128. Tore down for headgaskets
  129. Headgasket or something else?
  130. Video-- 2004.5 LLY strange under hood noise
  131. LLY P0101 code
  132. EFI Live cause bad Headgasket?
  133. Engine just died... not getting fuel
  134. Oily/wet dirt around injectors help
  135. Timing Cover removal help! no oil pressure
  136. 7.8L 6HK1 Turbo For LLY Drop In??? HELP
  137. Power seat problems
  138. 2004.5 LLY Fuel Problems
  139. My broken egr valve
  140. No start duramax
  141. This forum is great!!!!
  142. Air In Coolant
  143. Looking to upgrade engine components
  144. flex plate upgrade
  145. Underboost code/ Cold Start Issues
  146. 2005 Silverado Rebuild
  147. Help with multiple codes
  148. Complete 05 Dmax.. whats it worth?
  149. Looking for answer to acceleration knock when warm
  150. NEW and need help!
  151. engine knocking?
  152. 2005 LLY starts, idles fine but stalls and smokes
  153. Impossible engine shake @ idle and other issues *tried the usual stuff*
  154. milling heads
  155. LLY timing knock/Injector knock/Pilot Injection?
  156. Mysterious Coolant Leak
  157. Where to get the correct glow plugs
  158. Blue/white smoke while idling in gear
  159. Odd Shifting & Engine Surging?
  160. Oil Leaking from Turbo???
  161. Possibly not the head gasket?
  162. Balance rate help
  163. 4x4 unlocking hard! Help........
  164. LLY no start no crank
  165. Pulling motor
  166. Where is my leak?
  167. 04 LLY Chirp at idle
  168. Rear Differential Issue, kinda urgent
  169. dead in a parking lot?
  170. Dual Tank Replacement Question
  171. 2005 lly wont start.
  172. Um..I found a plug...
  173. Truck will slowly rev in park but nothing once in gear
  174. 2005 GMC 6.6L LLY duramax start and run issues
  175. 05 lly weird start
  176. New Injectors?
  177. Basket case? Smoking
  178. What would you do?
  179. MAF and MAP sensor testing
  180. Engine Temp/heater/fuel problems
  181. No low rpm power
  182. t-stat most likely failure mode
  183. rough at idle
  184. help truck wont start
  185. 04 LLY cranks but won't start
  186. 2005 LLY Loud Valvetrain or Injectors
  187. 2005 LLY Weird balance rates
  188. LLY won't rev over 2300 RPMs in park
  189. Idle - RPM increase ???
  190. need a second opinion
  191. Compression blowing around injector
  192. Rear end locked up
  193. Transmission skips 4th gear?!?!?
  194. High RPMs
  195. Quiet injectors
  196. Reman Block has oil loss
  197. Fuel pressure drops when hitting throttle 50%
  198. 2004.5 rough idle
  199. Terrible brakes
  200. Intermittent erratic idle
  201. Excessive black exhaust and no turbo boost
  202. Low oil pressure after startup
  203. Injector blow by URGENT
  204. ABS & Brake lights
  205. 05 LLY No Start
  206. Turbo coolant passages blocked
  207. Need help before purchase!!
  208. Vibration at 55-65mph
  209. Need Opinion On Head Gasket
  210. EGR/Intercooler housing coolant leak.
  211. LBZ part number for my LLY
  212. 05 lly won't start in colder temps????
  213. 2005 Starting Issue, Any ideas??
  214. Turbo Problems ??
  215. Strange coolant leak
  216. DIY PPE Stage 5 Kit
  217. Injectors or FPR?
  218. Blown motor now what?
  219. 04 lly ppe mess up
  220. Multiple Fuel Pressure Issues
  221. Lly duramax head gasket change
  222. Crankshaft Seal Installation using MA Seal Driver Kit
  223. Lbz mouthpiece for lly owners with aftermarket CAI
  224. P306 code on 05 LLY.....
  225. Not type writer duramax ticking..
  226. First time tow ever, temp check
  227. allison tranny atf?
  228. Idle problem
  229. need a little guidance with fueling, dont know what to do next...
  230. Help, Replaced Turbo and the new one howls
  231. Allison 1000 limp mode
  232. Blew the egr hose now what
  233. Random loss of power
  234. Need Help
  235. EFI Live/smog in So Cal
  236. oil leaking @ intercooler
  237. injector issue
  238. 2004 LLY ice pick problem
  239. Duramax wheels locking up help!
  240. Puzzled
  241. Head gasket help
  242. Injector wire harness misfire
  243. Will an LMM Intercooler fit an 04.5 LLY truck?
  244. Torqued my head down, then broke a bolt. Need new gasket?
  245. Turbo cutting out
  246. Security Light
  247. LLY Injector Stuck
  248. 2005 LLY 255k
  249. Trucks dying!!
  250. 05 Chevy Duramax lost brakes and steering but got them back next day