Duramax Second Generation: 2004.5-2005 (LLY) [Archive] - Diesel Place : Chevrolet and GMC Diesel Truck Forums

Duramax Second Generation: 2004.5-2005 (LLY)


  1. Question: 4 bar MAP sensor
  2. Turbo Rebuild
  3. Question: Another coolant in oil thread
  4. LLY: Prevent egr codes after delete
  5. Question: 2005 LLY Odd no crank no start
  6. LLY Engine Harness!!!
  7. Question: 2004 LLY starts, runs 5 sec, then dies
  8. LLY: Battries dead, no start, starts and shuts off???
  9. Duramax limp mode now not starting
  10. LLY Head Gasket Central PA
  11. LLY: Batteries
  12. Gauge Cluster or ??
  13. Crank no start
  14. oil pressure problems ????
  15. LLY: 4 diesel shops, still not fixed and no answers
  16. whitish grey smoke
  17. Question: ATI Damper removal
  18. Mileage on my LLY
  19. Question: Head gasket problems
  20. P0016 and horrible fuel economy
  21. LLY: Intermittent cut out, Random codes, Ficm?
  22. LLY: Multiple codes and sound like a tractor
  23. Fuel leaking from the engine valley
  24. Question: No power, lots of smoke, no codes
  25. LLY Injector Replacement??
  26. Suggested updates with engine out?
  27. Question: Coolant system issue
  28. LLY: 2004.5 wiring harness compatibility
  29. Question: Dual fuel tanks
  30. Atlanta Duramax Tech
  31. ENGINE COOLANT/HEATER ISSUES
  32. Crank but no start!
  33. Vane Position Sensor cleaned p0046 and p2563 gone!
  34. I need a new tune
  35. Strange Issue Starting
  36. Completed head gaskets. Slow cranking RPM when trying to start.
  37. I folded at 613,066 miles
  38. Question: White and Gray Smoke and No power
  39. Question: Will not move from stoplight and black smoke, one time.
  40. Coolant problems
  41. No Oil Pressure
  42. LLY: Need help diagnosing engine knocking
  43. Blue smoke
  44. Question: GMC 2005 Low Oil Pressure
  45. Code help
  46. LLY Drivability Issues
  47. Upgraded radiator for LLY?
  48. Low rail pressure
  49. LLY: Valve Seal Replacement??
  50. Vane sweep range?
  51. Replace U joints?
  52. Question: Hard starts and smokes
  53. Question: Engine bogs down
  54. Main injection fuel rate question
  55. Lly fuel limp
  56. P0101 and fingerstick question
  57. CP3 return line coming off?
  58. Question: Vacuum noise
  59. RUSTED FUEL COOLER LINE
  60. Fan Hub/Pulley Assembly Part Number Help
  61. LLY: Hot passenger floorboard
  62. LLY FUEL COOLER AND FUEL LINES
  63. Injector balance rates
  64. Question: Bad injector causing limp mode?
  65. Bad New Thermostats?
  66. Info: No start after battery change
  67. Cant remove oil pan LLY
  68. 2005 LLY 2500HD Trasfer case life
  69. 04.5 LLY Harness Problem
  70. LLY dies while idling after towing
  71. Question: 2005 LLY cutting out, stalling intermittently.
  72. Light smoke after driving???
  73. Fan clutch and A/C
  74. LLY: Missing at idle except w/load - very strange problem
  75. Leak from CP3 high pressure line?
  76. New to Me LLY
  77. Question: Spare parts to have on hand.
  78. Question: brand new oem bosch injectors flow rate?
  79. LLY: Smoke Switch 2004.5 LLY
  80. Question: New or Rebuilt injectors??
  81. 05 duramax losing coolant and blows white smoke at startup
  82. LLY - possible FPR issue?
  83. P2564 MAP Sensor Voltage Error
  84. Question: Duramax runs but loud
  85. How to remove MAF sensor & P0404 and P0299 codes
  86. Ticking noise under acceleration
  87. LLY: Alternator nightmare
  88. So THIS just happened to my LLY last week!
  89. Is there an alternator fuse for the LLY?
  90. 05 LLY error code P2146 fault and P0204 pending fault
  91. Fresh rebuild with no power
  92. 05 LLY Puking Coolant out of bleader hose.
  93. I miss my girl!!!
  94. Info: May have fixed surging and random MAF codes.
  95. Question: FICM
  96. Odd Coolant Problem
  97. LLY: Duramax Diesel Owner's Manual Supplement
  98. How many miles after replacing head gasket
  99. LLY: Random bolt hole and bolt under ECM connector harness bracket?
  100. 05 LLY coolant leak/seep
  101. Bad shaking of the engine
  102. Long cranking time when engine hot
  103. hella black smoke
  104. LLY: Injector balance rate questions
  105. Can't find Coolant Leak on LLY
  106. True axle weight rating
  107. Question: 2005 Duramax loss of power with smoke
  108. LLY: First time glow plug change
  109. LLY Turbo on the way out?
  110. LLY: Alternator life
  111. Truck started and ran fine for 10-15 seconds
  112. LLY: Replacing fuel return lines
  113. Slow Start, Losing Prime
  114. Wont start after fueling up
  115. What is this coolant leak ?
  116. Why would FICM go bad - U0105
  117. Source for TxC V2 Aux Radiator Replacement?
  118. Question: HELP!!! P0046 P0299 P2563
  119. EGR question
  120. issues after head gaskets replaced
  121. Question: Issues w/2004 Chevy 2500HD, 6.6 LLY
  122. LLY down on power
  123. Question: FPR: Desired vs Actual rail pressure acceptable difference?
  124. Question: Pusher Y Bridge & Intercooler tubes????
  125. Question: 05 LLY leaking coolant driver side rear
  126. LLY: P0670 DTC
  127. Question: FICM burning up
  128. Recommended stock replacement injector?
  129. Question: Stock Turbo or Upgrade?
  130. LLY: Loosing Rail Pressure
  131. Question: P2563 code; LLY
  132. LLY: No Crank No Start
  133. mysterious coolant leak
  134. Question: leak appearing around the fuel rail
  135. LLY: V2 Towing cooler
  136. Question: High Idle from Merchant Auto
  137. LLY: Hard Cold start after head gasket job
  138. LLY randon or sporadic idle miss/white smoke and now diesel know under throttle.
  139. Advice needed on GM LLY Longblock purchase
  140. 2005 hd engine wont fire off
  141. LLY: Leaking injector rerun line
  142. Eng going into Limp mode, HELP
  143. Balance rating
  144. Question: Range shift inhibited
  145. Question: Mystery coolant leak left side of motor
  146. Question: Bleeding power steering
  147. Do I have the LLY or the LB7
  148. Question: No black smoke?
  149. Question: Need help diagnosing
  150. LLY: LLY FICM question
  151. Cab is in the air. What mods need done?
  152. LLY: motor readings and code PO101 Diagnosys help
  153. LLY: Rough idle that goes away with any throttle input.
  154. LLY: snap - on no communication with vehicle
  155. Duramax No Start Humility
  156. Issues with the fan clutch
  157. LLY: P0088 & P0089 LLY Duramax HELP!!!!
  158. Injector woes after injection cleaning
  159. Possible to have "no start" with ABS 60 amp fuse removed?
  160. LLY: Low fuel rate
  161. How many high mileage w/out head gasket issue
  162. White smoke at idle in gear
  163. Injector cleaner
  164. P0168/p0182
  165. Small intermittent coolant leak near water pump
  166. LLY: Full egr delete and fingerstick issues
  167. LLY: Oil pouring between bell housing and engine
  168. Question: 2004 lly fuel problem p1093
  169. Whats this motor worth
  170. LLY: U0106, "Lost communications with glow plug Module"
  171. Need help
  172. LLY: Quick Question about FICM seals
  173. Freshening her up for the next 250K
  174. Looping knock
  175. FUEL RELATED
  176. LLY: Still leaking coolant X3
  177. LLY: Help! Overheating at idle. Worse when driving!
  178. 04.5 duramax fuel mileage
  179. Injector Knock and Balance Rates
  180. BTK on Water Pump
  181. squeal only when on throttle. lly
  182. Mechanic recommendations San Diego
  183. Fan Clutch - Recommendations
  184. Overheating
  185. Strange coolant leak
  186. Help identifying block
  187. Lly Knock and Miss
  188. LBZ mouthpiece
  189. Help wih a possible head gasket issue? not sure..
  190. P1093 ONLY when towing
  191. LLY: HELP! weird issue
  192. '05 LLY erratic idle/surge and stalling...P1094??
  193. LLY: Runs like a tractor!!! Ficm trouble
  194. LLY: Pesky fuel leak, I see you now!
  195. Codes p0090, p0202, p0203, p0205, p0208, p2149, p2563
  196. LLY: Another P0101, P0299 mystery
  197. New injectors long crank
  198. LLY: Coolant in the oil
  199. Starting issue
  200. LLY Fuel Delivery Problem
  201. LLY: LLY balance rate/fuel rate (p.s: I searched already)
  202. P0299 and p0101
  203. Question: Cooling line
  204. 2004 Chevy Silverado 2500hd diesel
  205. LLY: Wet injector connector LLY
  206. Change in turbo noise
  207. LLY: Injector wiring harness diagram
  208. LLY: p0308 and #8 injector maxed at +15 balance and no other symptoms. I am stumped!!!
  209. LLY: LLY 6.6 open injectors
  210. P1093
  211. Turbo question.
  212. LLY: Emissions For Different States
  213. Turbo vanes stuck ???
  214. LLY: A little help please
  215. My balance rates during injector cleaning
  216. LLY: Help? All 8 injectors changed, now misfire #8
  217. LLY: List of tools needed for filter housing replacement?
  218. Limp mode LLY 05'
  219. Leaking injector? Or other?
  220. Question: Loss of power
  221. WTF!! Billowing smoke,, clanking like a log truck
  222. LLY: No power while in OD between 1500 and 1850 rpm
  223. cranks for split second then stops.
  224. Question: LLY #7 injector replacement
  225. Interesting Water Pump Leak
  226. Glow plug stuck with a twist
  227. Clock resets to 12:00 on startup ?
  228. Question: no crank
  229. Question: Head to cylinder dowel pins
  230. Question: Oil has grey sludge
  231. #2 injector failure
  232. More power after head gaskets?
  233. ARP head studs
  234. Loosing coolant
  235. LLY: Help with my LLY. Not starting
  236. Rough idle, surging
  237. P0046 p2563
  238. P1226
  239. LLY cranks but no start - Please help
  240. Water pump!
  241. Where is this coolant leaking from???
  242. Whining noise while driving
  243. Question: Egr blocker plate question.
  244. Bad injector????
  245. Head gasket change - How to
  246. LLY: 3500 base, revive from the dead?
  247. Water pump replacement ?
  248. 05 LLY oil pressure dropped
  249. Truck wont go 100ft without dying...
  250. Bosch or AC Delco injector? (glow plugs, also)