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

: 4L80/85E Transmissions. 6L90 Transmission


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

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