01-04.5 LB7 Duramax Powertrain [Archive] - Chevy and GMC Duramax Diesel Forum

: 01-04.5 LB7 Duramax Powertrain


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  1. Well !@#$, I think I do have a head gasket problem after all. (Video)
  2. Harmonic balancer removal?
  3. torque pro question
  4. Bad FPR ?
  5. Loose steering
  6. Rattle Around 1000RPM's
  7. 03 duramax questions
  8. low rail pressure WOT only on big tune
  9. A few issues with 2002 LB7
  10. No fuel PSI, AirDog II 165 not priming?
  11. any way to check front cp3 seal??
  12. Excessive blow by?
  13. Glow plugs
  14. RCLB Driveshaft Length
  15. Low fuel rail pressure
  16. 02 Bad miss ringing noise
  17. Driveshaft HELP
  18. egr valve questions
  19. 02 lb7 cuts out
  20. anyone need lb7 injector cores? 3 injectors are good and within spec
  21. Tranny or Turbo or????
  22. Intake Manifold bolts
  23. Encoder replacement
  24. 5" Exhaust
  25. How could this happen?
  26. OBD2 dongle issue
  27. Fuel filter replacement intervals w/ 3 filter setup?
  28. Mass air flow sensor not working
  29. Cat Filter Adpt Issue
  30. '01 Limped Allison. P0735, P0840, P0700
  31. What rear differential gear oil to use?
  32. Ficm
  33. Hoping I am not getting jerked around. LB7 injectors
  34. No start Duramax code P0370
  35. LB7 injector pictures - Nasty!
  36. 2003 Injector/VIN number help needed
  37. Factory GM FPRV
  38. U1800 Code after power washing
  39. 04 lb7 injector DIY ???
  40. New to Duramax, replacing injector nozzles, need advice
  41. Fuel cooler
  42. brakes
  43. Mobil One Syn blew my rear dif
  44. smoke on idle
  45. Truck won't start please help
  46. Head gasket
  47. Trying to buy Duramax! NEED ANSWERS QUICK!
  48. lb7 injector nozzle part numbers
  49. Drop in MPG after injector replacement
  50. ppe no communication problems!!!
  51. White smoke / additives / injectors???
  52. injector cup question
  53. 02' with p0101 code
  54. Need help bad with coolant leak
  55. Rear End Issue
  56. Died an won't start
  57. Coolant leak
  58. LB7 injector balance rates of 0.0 in park
  59. SES Light
  60. Need opinons for my new truck !!!
  61. 03 RCLB questions!!!
  62. Bad MPGs after sudden stop
  63. Dash problem
  64. 03 LB7 Duramax Fuel Injector Control Module Fail after injector change
  65. How to tell difference between 10.5 and 11.5 Rear Differential
  66. Replacing Glow Plug Relay
  67. P0776 limp mode HELP/advice
  68. 01 lb7 injector rebuild or replace opinions
  69. I've had two Allison's go out
  70. 03 LB7 cranks but won't start
  71. lb7 runs on 4 cylinders when cold
  72. New tires and wheels
  73. Blew apart my rear differential internals
  74. Engine oil.
  75. Grinding/creaking sound from under the truck
  76. 2003 LB7 no start
  77. Smoke screen gone
  78. Mystery loss of power under load
  79. LB7 Injector Cores
  80. LB7 diy return rate test help
  81. Need help! Rough idle no ac
  82. Need help. Loud clicking noise under hard eacceleration.
  83. 03 lb7 wont stay running on cold days (remote start)
  84. Cp3 pump leak around fitting.
  85. Confused! got a few ? please help
  86. 2002 lb7 bad head?
  87. I f&cked something up. help needed
  88. Rail Pressure & Balance Rates 2003 LB7
  89. EFI Live From Dyno Proven?
  90. Looking at used LB7
  91. Wire issue related to limp mode?
  92. Head Gaskets or injectors?
  93. Internal transmission filter
  94. 2003 lb7 no power
  95. Installed Fass now wont start
  96. UCA, Ball Joints and Leveling
  97. ABS kicking in at low speeds
  98. advice on lb7 injectors
  99. 2002 with 50k, Issues here
  100. 2004 LB7 Transmission in an 05 LLY?
  101. pinion bearing shredded
  102. smoke from turbo
  103. 2003 LB7 Intermittent starting issue
  104. LB7 stalled won't start. Stuck on a mountain
  105. Oil and coolant still mixing after oil cooler replacement!
  106. Can you check injector balance rates using dash command app or iPhone?
  107. LB7 Injector Terminal Wire Polarity
  108. LB7 "Bog"
  109. Uncontrolled Acceleration and now no start
  110. LB7 Transfer Case/4WD Questions
  111. More White Smoke after Injector Cleaning
  112. LB7 wont start
  113. STRANGE extra high cylinder pressure...
  114. Erratic shifting, limp mode, codes, don't know where to go. Please help?
  115. FASS Overpressurizing
  116. Transmission Fluid change..or not?
  117. stock lb7 mpg
  118. Recurring Misfire..?
  119. Surging and Loping...
  120. lb7 wont start
  121. what egts do yall run
  122. 2004 gmc lb7
  123. help think i poped an injector
  124. Lb7 goes into limp mode as 138Mpa rail pressure
  125. So Cal diesel shop
  126. losing prime
  127. Another high idle/PTO thread with a twist
  128. Cooling issue
  129. Injector wire terminal nuts.
  130. Failed Opacity test Bad!!
  131. Truck wont start. Need help!
  132. Is the power supply voltage for the FPR 12V?
  133. injector noise
  134. Injector, regulator or electrical issues?
  135. Bad CP3???
  136. Question for Brent
  137. 2003 6.6 starts but dies after a few seconds
  138. Bad fpr or something else
  139. swaping in a zf6
  140. Pinion Bearings in the rear end
  141. Need help!
  142. Lb7 Died Now No Start
  143. injector balance rate testing on the cheap
  144. oil in intercool line
  145. Oil Something on Passenger Side
  146. Leak check
  147. Fuel restriction from the tank
  148. LB7 intake horn gasket leak
  149. Intake Heater Issues--Ca Emissions
  150. Injector balance rates
  151. Help!!!
  152. Is this corrosion common?
  153. Tranny question
  154. help ran out of fuel
  155. Smoking. Rings? Injectors?
  156. Lb7 p0404 Code
  157. putting on shackles
  158. voltage fluctuates not batteries or alternators
  159. loss communication to ficm
  160. LB7 engine swap to LLY
  161. Possible to replace broken wastegate?
  162. Injector cup came out on LB7....
  163. Off Road diesel
  164. Injector failure prevention tips?
  165. shudder in gear and light accel
  166. Typical lb7 troubles
  167. high altitude shift problems
  168. Bluetooth wireless OBD 2 reader & torque pro app
  169. Reoccurring nightmare
  170. Injectors
  171. balance rates
  172. issues at 2500 rpms
  173. 01 lb7 will crank but not start! won't even start with ether!
  174. brian crower connecting rods??
  175. Tachometer Help
  176. truck dies but starts back up please help! !!
  177. LB7 misfire at 2500 rpm
  178. egt gauge working backwards
  179. 2004 lb7 few issues
  180. Lincoln Diesel Specialties website
  181. tranny help
  182. 2003 LB7 Needing injectors
  183. Fuel in oil after injector replacement
  184. LB7 Codes P0404 P0405
  185. 2003 duramax power problem; HELP
  186. Turbo torque specs!!!
  187. New injector balance rates
  188. Idler pulley mistake
  189. Picked up 02 lb7 project truck. A few issues.
  190. '03 hard start/no start. Dealer says....
  191. P0193-Low fuel pressure, FPR below DFRP
  192. fuel pump/sender retrofit for LB7
  193. tas or reduce power
  194. 03 injector questions
  195. engine wont start 4 codes
  196. Lb7 wont start after stalled
  197. LB7 Intermittent Smoke
  198. Get stock or 30 over injectors?
  199. Fix for stripped out injector hold down bolt
  200. Lift pump + filters or Nicktane + CAT?
  201. Can't solve P0101 for MAF
  202. Lift pump + running new fuel lines
  203. Stiil trying get my trck running
  204. Silicone on FPR okay??
  205. 03 LB7 hard start, black smoke
  206. What not to do!!! ???
  207. 2003 running hot?
  208. MAF grams/sec reading
  209. Lb7 Smoking. Help
  210. no start
  211. Rear Main seal maybe?
  212. 03 fuel issues?
  213. Haze at idle...
  214. Injector decision help
  215. High Idle Mod
  216. injector wiring problem one bank reads 7.00 and the other reads 15.00
  217. Bad Reman Injector?
  218. Help guys. Video here
  219. High egt's
  220. Security Light
  221. problems
  222. Lb7 idle smoke
  223. Injector Hard Lines
  224. Hard start....
  225. Hard start after it sits overnight
  226. Transfercase problems!
  227. Lb7 Start Issues
  228. Bogging down holding back
  229. Tranny cooler line leak.
  230. Are LB7's reliable?
  231. Where's the best place to get fuel lines?
  232. MAF Cleaner Didn't Work
  233. 01 wrecked duramax won't start
  234. 03 LB7 ECLB 176k for 17k?
  235. Good deal on a Duramax?
  236. Fuel problems!!!!
  237. Desired rail vs actual..how much variance is acceptable?
  238. Newbie
  239. Found a good deal - Is it worth it?
  240. Fuel leak
  241. help
  242. Lurching when letting off throttle
  243. LB7 Injector Balance Rates - Quick Question
  244. LB7 ocasional rough idle harder start
  245. Lb7 ecm
  246. Still losing prime after filter head rebuild
  247. here we go again lb7 won't start
  248. 03 2500HD P0087 - Low Rail Pressure
  249. No crank, no start LB7
  250. 2002 issues

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