4L80/85E Transmissions. 6L90 Transmission [Archive] - Diesel Place : Chevrolet and GMC Diesel Truck Forums

: 4L80/85E Transmissions. 6L90 Transmission


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  1. Direct drum compressive force
  2. 98 6.5 stuck in limp mode
  3. Question: no four wheel drive
  4. Aux. overdrive questions
  5. 7 pair frictions or 5 pair in direct clutch?
  6. 4L80E/NP241C questions
  7. Question: th400 engine braking
  8. Help needed
  9. Question: Will a 94 4l80e work in my 99?
  10. Question: 1991 4L80E Questions
  11. TH 700
  12. 4l80 removal question..torque converter removal
  13. Info: 4L80E may not be fried! Try your input speed sensor
  14. 4l80e Code 81
  15. RPM and Speedo both out
  16. What transmission does my truck have?
  17. 97 4L80 e, flex plate and Torque converter issues
  18. Full Trans & Torque converter Flush Q&A & with "Dr Tranny" treament also??
  19. Question: Trans & Torque converter Flush Q&A - Also Dr Tranny
  20. 4L80E Hard Shift Only If Overdrive Is Used
  21. wiring problem
  22. can someone share the text of bulletin 98877162
  23. Trans Cooler thread ?
  24. Harness spliced
  25. Code 85 won't clear
  26. Top Speed?? 4.10 gears and 4L80e
  27. Question: 4L80E - Delay in Reverse Engagement
  28. No fourth gear
  29. Need Transmission Help ASAP! 95 K3500
  30. 1993 4L80E Required Sensors
  31. 4L80E/4L60E Parts List
  32. 4L80e Hard shift 1-2
  33. 1996 SuburbaN will not go in reverse
  34. Whats up with Reverse in these 4L80E's
  35. Trans coming out for rear main. Rebuild?
  36. Question: 1999 Suburban K2500 - No Reverse
  37. 4L80E will not shift into OD or 4th lockup
  38. Question: Transmission Fluid for 1999 Diesel Chevy Suburban K2500?
  39. Issue with new DEX VI
  40. 4L80E if the tailshaft has slip yoke is it 2wd ?
  41. 1998 6.5 turbo diesel 4l80 e question
  42. Trans Issue
  43. 4l80E Compatibility 'Chart'
  44. Do gears wear out?
  45. Tranny Problems
  46. Broken shift shaft stud
  47. Mechanical injection 6.5 tci tcu questions
  48. 4L80 no lockup and no overdrive
  49. 98 Chevy 2500 won't go in to park - cable adjustment or something else?
  50. Question: Runaway line pressure 4L80E 6.5 diesel
  51. No TCC, downshifts to 3rd after 8-10 miles
  52. Question: Reverse slips rpm goes up but no motion
  53. 95 3500 trans problem... with a twist
  54. 4L80E Conversion - Older Truck
  55. Overdrive shift erratic, sometimes does shift, sometimes not
  56. Question: 4L80E Interchange
  57. duramax with t42 or 4l80/6l90 in a van
  58. slip yoke ?
  59. Cant hook up speed sensor
  60. need lessons on torque converter
  61. Pressure Control Solenoid Issues
  62. Transmission Fluid?
  63. Added A Manual TCC Switch
  64. How long is it safe to be in OD
  65. No reverse
  66. EFI on 4L85E
  67. Tourque Converter Lock up grind?
  68. 4L80E Conversion - Tranny cross member/support
  69. tranny help
  70. 4L85 Slip yoke
  71. 4l80E Vibration?
  72. 4L80-E TCC Lockup
  73. 98 6.5 3500 clutch problems
  74. Which tranny do I have ?
  75. Will the check balls fall out if you drop the valve body a little?
  76. Trans in limp mode
  77. Swap a 94 for a 95
  78. First post and Question at end of post External filter
  79. 4L80E- I think 3rd gear is slipping, fine when shifts to OD
  80. 4l80e Diesel to gas Conversion HELP
  81. how can i figure out which tranny i have?
  82. 4L80e hesitation during downhill
  83. Yet another question on No Reverse
  84. 4l80E making metal on metal slipping noise
  85. how to get tranny codes 97 C2500 Suburban 6.5
  86. 8.1L Suburban 4L80E and 99 Diesel Subburban
  87. 98 k3500 4L80E trans no reverse servo piston mislaignment/repair questions
  88. Kick Down Not seeming to be working.
  89. Question: 4L80E Won't Shift When Hot
  90. 4l80e lockup in 1st and reverse when hot
  91. 95 suburban jumping in and out of gear
  92. 4l80E No overdrive and erratic cruise control
  93. Will a 2000 4L80e work in my 94 K2500?
  94. Turbo 400 no gears after case swap
  95. 4L80e shudder under load and at stop light
  96. Harsh 1-2 shift revisited
  97. 6.5td and 4l80E
  98. 98 4L80E compatibility?
  99. TC erratic lock until warm, delayed engagement from dead stop
  100. Hard erratic shifting on 91 Burb
  101. 4L80- no O/D and No Reverse
  102. gasket or rtv
  103. Code 85, 93 2500 4L80E 4x4
  104. 4l80e gas vs diesel
  105. 4L80E with electronic to mechanical injection pump conversion is there any hope?
  106. torque converter not staying locked
  107. 4l80e reving 300 rpm before shifting into OD
  108. intermittent p0717
  109. Question: truck dont like water
  110. how to tell if torque converters on way out?
  111. replace with 94 4l80e tag DL. P
  112. diesel tahoe tranny leak
  113. 4L80e Swap into 2011 Camaro
  114. Transmission problem
  115. Re-manufactured NP241 needed ?
  116. 700r4 screen
  117. help i am not sure if this a tranney problem or not
  118. 4L80E no reverse no overdrive
  119. Quick Rebuild Opinion
  120. Was I Sold a Load of Bunk?
  121. No 4th gear or OD, sometimes
  122. Question: 4l80e rebuild still no drive or overdrive
  123. how can i tell what transmition i have?
  124. No OD on 4L80E
  125. problem with transmission while coasting
  126. Info: 94 4l80e to newer
  127. 4L80E leaking
  128. 1991 tranny -4l80E, problems with electronics
  129. New to me truck with problems
  130. 4l80e shudder
  131. What's needed for a killer 4L85E build?
  132. How to reset TCM/PCM on 93 6.5, 4L80e?
  133. Codes thrown
  134. 6 speed 4l80E swaping valve body only
  135. 96 4l80E into a 93?
  136. 99 gmc 3500 4l80e to manual trans ?
  137. Superior 4L80E Shift Improvement Kit, anyone?
  138. 4L80E from a gasser
  139. Can I put a 96 4l80e in my 99 Suburban?
  140. 1991 Suburban 4l80e staying in second but sometimes shifting
  141. 4L80E Shifting Problems
  142. grinding into o/d
  143. 4l80 wont shift out of 2nd sometimes??
  144. 4l80E gm manual, free download
  145. chevy 93 6.5td suddenly, no shift into any gear
  146. temps: Whats normal? Whats to hot?
  147. 6L90E PROGRAMMING
  148. 4L80E Quit shifting completely at a stoplight
  149. ? about 4l80e out of a Jag
  150. DRAC/VSSB module...
  151. 1995 6.5 turbo diesel transfer case ??s
  152. Noise when accelerate at the (very) low speed
  153. Disconnecting the passthrough connector
  154. U-Pull 4L80E
  155. Question: No reverse?
  156. TC quitting?
  157. 97 C2500 Suburban hard 1-2 shift
  158. Question: 1997 2500 GMC 6.5 TD
  159. Putting a 4l80e in a 1980's K2500
  160. 4L80E with wierd electrical issue
  161. Question: 4l80e - Please could someone help?
  162. 94 k1500 4l80e to nv4500 swap
  163. Question: very wierd tranny or front axel issue
  164. Speedo won't move/shifting issue
  165. 99 K3500 4L80E OD dropping out
  166. Looking at buying a 2001 1 ton van, trans issue
  167. Trans blasting fluid out stuck at buddys shop
  168. 4-3 Downshift issue on 700R4
  169. 4L80E Shifting Issue Question
  170. A/B shift soleniod - install help
  171. 1992 k3500 6.5 4l80e problems
  172. 1993 6.5 4L80E DTC 68 Overdrive Ratio Error
  173. 1993 chevy 6.5 no converter lock up 4l80e
  174. Question: 4L80E Cooler lines
  175. Tranny upgrades...
  176. Question: Won't shift into low
  177. Question: Anybody changed the front seal /bushing on a 4L80E?????
  178. 4l80e ?
  179. 4l80 1st gear slipping when cold
  180. 4l80e/np241c length
  181. Speedo not working
  182. DIY: 4L80E trans flush?
  183. 4L80E shudder, torque converter or transmission?
  184. Swap 98 Savana 3500 trans into 94 Sierra 3500?
  185. 1999 4L80E to a 1996
  186. 1992 - What other years work?
  187. Any 700R4/4L60 experts in the house?
  188. Question: Vss
  189. 95 Tahoe 4L80E fluid change/flush
  190. Transmission in Limp with DTC81 indicated
  191. 4L80E question
  192. 4l80e problems
  193. Holes in rear of 4l80, can I block them? With pic
  194. 1993 Chevy K3500 1 Ton Dump Truck 4WD 6.2L Diesel Transmission Problems
  195. 2006 Chevy Express 3500 Duramax Limp Mode Help!!
  196. Question: 4l80 off 4l60 tune help from aus
  197. 1995 K2500 (6.5TD) Not releasing Convertor when pulling a hill
  198. 4L80 intermittent OD & blinking gear selector
  199. Transmission sometimes shifts hard
  200. 3-4 shift solenoid problem?
  201. Question: Tranny Problems - Any Advice?
  202. Coolant Temp Sensor (CTS)
  203. Kinda weird going into gear...maybe???
  204. Not a typical P0756 problem
  205. Transmission Cooler differences
  206. Weird 4L80E problem
  207. Broken 4wd harness help
  208. 99 4L80E into 94 3500 2wd???
  209. Shifts in and out of OD at 60mph
  210. Question: Gotta rebuild it again...
  211. After transmission warms up, only first gear.
  212. hard shift into reverse and clunk when letting off
  213. Trans disengages, won't re-engage until restart motor
  214. 98 Suburban fuse #20 blown
  215. 4L80E flexplate out of round
  216. Question: Normal for engine RPM's to fall to Idle after releasing throttle?
  217. Just purchased, Hard 1-2 shift, dirty fluid, dented pan.
  218. 700R4 and 4L60E parts compatability
  219. 95 4L80E stuck in limp
  220. Swap gone bad???
  221. Replaced Trans fluid now stuck in Park
  222. 4L80E flex plate orientation
  223. nasty trans fluid.
  224. Optishift/US Shift install?
  225. Trans oil temp sensor
  226. Need replacement trans lines (confused about listings)
  227. Tranny swap
  228. Help with my 1992 K2500 Suburban 4l80e slipping
  229. Reflashing tcm for 4.88 axle on 4l80e, is it possible?
  230. High trans-temps
  231. Question: A question for anyone with a normal working 4L80E
  232. Question: No reverse
  233. 4L80E starts out in second gear...
  234. Limp Mode
  235. 96 k1500 no start without trans
  236. 4L80E from a 5.7l
  237. 97 C2500 'burb slow to engage in the morning
  238. Question: 4L80 overdrive not engaging without ''Service engine soon'' light on
  239. 93 stuck in 4X4 low
  240. 4l80e jumping between 3rd and 4th. speedo issues as well
  241. Missing output sensor connector
  242. weak reverse
  243. No reverse
  244. 4l80e 3rd-OD problem
  245. Question: 2000 Chevy Crew Cab 4x4 4L80E Transmission No Overdrive
  246. 4L80E wouldn't shift above 2nd gear this morning!
  247. Best 4l80e type for 300HP 6.5L TD
  248. Limp Mode on Startup
  249. 4l80 slipping flaring into 2nd and slide/bump with 1st slipping too
  250. Speedo not working

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