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

: 4L80/85E Transmissions. 6L90 Transmission


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  1. 4L80e Hard shift 1-2
  2. 1996 SuburbaN will not go in reverse
  3. Whats up with Reverse in these 4L80E's
  4. Trans coming out for rear main. Rebuild?
  5. Question: 1999 Suburban K2500 - No Reverse
  6. 4L80E will not shift into OD or 4th lockup
  7. Question: Transmission Fluid for 1999 Diesel Chevy Suburban K2500?
  8. Issue with new DEX VI
  9. 4L80E if the tailshaft has slip yoke is it 2wd ?
  10. 1998 6.5 turbo diesel 4l80 e question
  11. Trans Issue
  12. 4l80E Compatibility 'Chart'
  13. Do gears wear out?
  14. Tranny Problems
  15. Broken shift shaft stud
  16. Mechanical injection 6.5 tci tcu questions
  17. 4L80 no lockup and no overdrive
  18. 98 Chevy 2500 won't go in to park - cable adjustment or something else?
  19. Question: Runaway line pressure 4L80E 6.5 diesel
  20. No TCC, downshifts to 3rd after 8-10 miles
  21. Question: Reverse slips rpm goes up but no motion
  22. 95 3500 trans problem... with a twist
  23. 4L80E Conversion - Older Truck
  24. Overdrive shift erratic, sometimes does shift, sometimes not
  25. Question: 4L80E Interchange
  26. duramax with t42 or 4l80/6l90 in a van
  27. slip yoke ?
  28. Cant hook up speed sensor
  29. need lessons on torque converter
  30. Pressure Control Solenoid Issues
  31. Transmission Fluid?
  32. Added A Manual TCC Switch
  33. How long is it safe to be in OD
  34. No reverse
  35. EFI on 4L85E
  36. Tourque Converter Lock up grind?
  37. 4L80E Conversion - Tranny cross member/support
  38. tranny help
  39. 4L85 Slip yoke
  40. 4l80E Vibration?
  41. 4L80-E TCC Lockup
  42. 98 6.5 3500 clutch problems
  43. Which tranny do I have ?
  44. Will the check balls fall out if you drop the valve body a little?
  45. Trans in limp mode
  46. Swap a 94 for a 95
  47. First post and Question at end of post External filter
  48. 4L80E- I think 3rd gear is slipping, fine when shifts to OD
  49. 4l80e Diesel to gas Conversion HELP
  50. how can i figure out which tranny i have?
  51. 4L80e hesitation during downhill
  52. Yet another question on No Reverse
  53. 4l80E making metal on metal slipping noise
  54. how to get tranny codes 97 C2500 Suburban 6.5
  55. 8.1L Suburban 4L80E and 99 Diesel Subburban
  56. 98 k3500 4L80E trans no reverse servo piston mislaignment/repair questions
  57. Kick Down Not seeming to be working.
  58. Question: 4L80E Won't Shift When Hot
  59. 4l80e lockup in 1st and reverse when hot
  60. 95 suburban jumping in and out of gear
  61. 4l80E No overdrive and erratic cruise control
  62. Will a 2000 4L80e work in my 94 K2500?
  63. Turbo 400 no gears after case swap
  64. 4L80e shudder under load and at stop light
  65. Harsh 1-2 shift revisited
  66. 6.5td and 4l80E
  67. 98 4L80E compatibility?
  68. TC erratic lock until warm, delayed engagement from dead stop
  69. Hard erratic shifting on 91 Burb
  70. 4L80- no O/D and No Reverse
  71. gasket or rtv
  72. Code 85, 93 2500 4L80E 4x4
  73. 4l80e gas vs diesel
  74. 4L80E with electronic to mechanical injection pump conversion is there any hope?
  75. torque converter not staying locked
  76. 4l80e reving 300 rpm before shifting into OD
  77. intermittent p0717
  78. Question: truck dont like water
  79. how to tell if torque converters on way out?
  80. replace with 94 4l80e tag DL. P
  81. diesel tahoe tranny leak
  82. 4L80e Swap into 2011 Camaro
  83. Transmission problem
  84. Re-manufactured NP241 needed ?
  85. 700r4 screen
  86. help i am not sure if this a tranney problem or not
  87. 4L80E no reverse no overdrive
  88. Quick Rebuild Opinion
  89. Was I Sold a Load of Bunk?
  90. No 4th gear or OD, sometimes
  91. Question: 4l80e rebuild still no drive or overdrive
  92. how can i tell what transmition i have?
  93. No OD on 4L80E
  94. problem with transmission while coasting
  95. Info: 94 4l80e to newer
  96. 4L80E leaking
  97. 1991 tranny -4l80E, problems with electronics
  98. New to me truck with problems
  99. 4l80e shudder
  100. What's needed for a killer 4L85E build?
  101. How to reset TCM/PCM on 93 6.5, 4L80e?
  102. Codes thrown
  103. 6 speed 4l80E swaping valve body only
  104. 96 4l80E into a 93?
  105. 99 gmc 3500 4l80e to manual trans ?
  106. Superior 4L80E Shift Improvement Kit, anyone?
  107. 4L80E from a gasser
  108. Can I put a 96 4l80e in my 99 Suburban?
  109. 1991 Suburban 4l80e staying in second but sometimes shifting
  110. 4L80E Shifting Problems
  111. grinding into o/d
  112. 4l80 wont shift out of 2nd sometimes??
  113. 4l80E gm manual, free download
  114. chevy 93 6.5td suddenly, no shift into any gear
  115. temps: Whats normal? Whats to hot?
  116. 6L90E PROGRAMMING
  117. 4L80E Quit shifting completely at a stoplight
  118. ? about 4l80e out of a Jag
  119. DRAC/VSSB module...
  120. 1995 6.5 turbo diesel transfer case ??s
  121. Noise when accelerate at the (very) low speed
  122. Disconnecting the passthrough connector
  123. U-Pull 4L80E
  124. Question: No reverse?
  125. TC quitting?
  126. 97 C2500 Suburban hard 1-2 shift
  127. Question: 1997 2500 GMC 6.5 TD
  128. Putting a 4l80e in a 1980's K2500
  129. 4L80E with wierd electrical issue
  130. Question: 4l80e - Please could someone help?
  131. 94 k1500 4l80e to nv4500 swap
  132. Question: very wierd tranny or front axel issue
  133. Speedo won't move/shifting issue
  134. 99 K3500 4L80E OD dropping out
  135. Looking at buying a 2001 1 ton van, trans issue
  136. Trans blasting fluid out stuck at buddys shop
  137. 4-3 Downshift issue on 700R4
  138. 4L80E Shifting Issue Question
  139. A/B shift soleniod - install help
  140. 1992 k3500 6.5 4l80e problems
  141. 1993 6.5 4L80E DTC 68 Overdrive Ratio Error
  142. 1993 chevy 6.5 no converter lock up 4l80e
  143. Question: 4L80E Cooler lines
  144. Tranny upgrades...
  145. Question: Won't shift into low
  146. Question: Anybody changed the front seal /bushing on a 4L80E?????
  147. 4l80e ?
  148. 4l80 1st gear slipping when cold
  149. 4l80e/np241c length
  150. Speedo not working
  151. DIY: 4L80E trans flush?
  152. 4L80E shudder, torque converter or transmission?
  153. Swap 98 Savana 3500 trans into 94 Sierra 3500?
  154. 1999 4L80E to a 1996
  155. 1992 - What other years work?
  156. Any 700R4/4L60 experts in the house?
  157. Question: Vss
  158. 95 Tahoe 4L80E fluid change/flush
  159. Transmission in Limp with DTC81 indicated
  160. 4L80E question
  161. 4l80e problems
  162. Holes in rear of 4l80, can I block them? With pic
  163. 1993 Chevy K3500 1 Ton Dump Truck 4WD 6.2L Diesel Transmission Problems
  164. 2006 Chevy Express 3500 Duramax Limp Mode Help!!
  165. Question: 4l80 off 4l60 tune help from aus
  166. 1995 K2500 (6.5TD) Not releasing Convertor when pulling a hill
  167. 4L80 intermittent OD & blinking gear selector
  168. Transmission sometimes shifts hard
  169. 3-4 shift solenoid problem?
  170. Question: Tranny Problems - Any Advice?
  171. Coolant Temp Sensor (CTS)
  172. Kinda weird going into gear...maybe???
  173. Not a typical P0756 problem
  174. Transmission Cooler differences
  175. Weird 4L80E problem
  176. Broken 4wd harness help
  177. 99 4L80E into 94 3500 2wd???
  178. Shifts in and out of OD at 60mph
  179. Question: Gotta rebuild it again...
  180. After transmission warms up, only first gear.
  181. hard shift into reverse and clunk when letting off
  182. Trans disengages, won't re-engage until restart motor
  183. 98 Suburban fuse #20 blown
  184. 4L80E flexplate out of round
  185. Question: Normal for engine RPM's to fall to Idle after releasing throttle?
  186. Just purchased, Hard 1-2 shift, dirty fluid, dented pan.
  187. 700R4 and 4L60E parts compatability
  188. 95 4L80E stuck in limp
  189. Swap gone bad???
  190. Replaced Trans fluid now stuck in Park
  191. 4L80E flex plate orientation
  192. nasty trans fluid.
  193. Optishift/US Shift install?
  194. Trans oil temp sensor
  195. Need replacement trans lines (confused about listings)
  196. Tranny swap
  197. Help with my 1992 K2500 Suburban 4l80e slipping
  198. Reflashing tcm for 4.88 axle on 4l80e, is it possible?
  199. High trans-temps
  200. Question: A question for anyone with a normal working 4L80E
  201. Question: No reverse
  202. 4L80E starts out in second gear...
  203. Limp Mode
  204. 96 k1500 no start without trans
  205. 4L80E from a 5.7l
  206. 97 C2500 'burb slow to engage in the morning
  207. Question: 4L80 overdrive not engaging without ''Service engine soon'' light on
  208. 93 stuck in 4X4 low
  209. 4l80e jumping between 3rd and 4th. speedo issues as well
  210. Missing output sensor connector
  211. weak reverse
  212. No reverse
  213. 4l80e 3rd-OD problem
  214. Question: 2000 Chevy Crew Cab 4x4 4L80E Transmission No Overdrive
  215. 4L80E wouldn't shift above 2nd gear this morning!
  216. Best 4l80e type for 300HP 6.5L TD
  217. Limp Mode on Startup
  218. 4l80 slipping flaring into 2nd and slide/bump with 1st slipping too
  219. Speedo not working
  220. 4L80E High RPM shift points and more...
  221. Leaking rear seal
  222. Trans rebuilder
  223. Filter question
  224. 4l80e, intermittent 1st, limp mode, high and unknown rati
  225. another 4l80e compatiblity question :)
  226. 4L80E Questions (99 3/4T TD Burb)
  227. 4L80E 2WD to 4WD?
  228. Question: 97 4l80e 4x4
  229. Question: Buying 94 Diesel Sub with Tranny issues (no Reverse and no 3,4)
  230. Having issues with my 4l80e
  231. Question: Just hoping to find help...
  232. Question: Tranny problem ?
  233. Do all 700r4's have the ability to be lock up?
  234. 4L80E Transmission raised fluid level ?
  235. 4l80e. just replaced, very little forward movment
  236. Do I have a 4L80 ?
  237. Question: 4l80e rebuild problems
  238. 93 k3500 with 94 4l80e transplant
  239. TC lock-up?
  240. What gearing do I have?
  241. 1 to 2
  242. 4l80e Transmission problems
  243. 1998 4l80e into 1994
  244. ‎4L80E dipstick doesn't seem to go all the way down pops up while driving 1995 6.
  245. transmission compatibility
  246. 4L08E in limp mode, only 2nd and reverse
  247. Question: Electrical problems?
  248. need help!
  249. please help,trans issues
  250. Question: Limp mode problems with cut wiring haness

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