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GM Performance :: View topic - 1997 K1500 Pickup - 4l80e swap   

17 posts - Last post: Oct 16 Anyway, I just bought a 93 4l80e /np241 combo and I'm looking to put it in my truck ... Does anyone know if i'll run into any major problems ? ......

4l80e question - Page 2 - SyTy/SGT - Forums   

11 posts - 5 authors - Last post: Oct 10 Page 2- 4l80e question Drivetrain Tech. ... "If it has tit's or tires, you can be pretty sure your going to have problems with them" ......

Replacing a T400 3 speed transmission with a 4 speed transmission ...   

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4L80E Transmission Problems   

11 posts - Last post: Jul 15 Gm trans. Tech told me the ECM for those model years are not a problem . Has anyone encountered this type of trans.issue with the 4L80E ? ......

4L80E shifting problem   

6 posts - 2 authors I have a 1996 Chevy 3500 dullaly with the 4L80e transmision. The tranny will pull fine shift great most the time, but sometimes it will act as though the ......

LS2 Forums - 4L80E input shaft o-ring....   

WRE 370 / Kenne Bell 2.8L / 4L80E - installed and working out the bugs. ... The stock converter has no fitment problems with the o-ring install but both of ......

High Impact 4L80e "Bad Boy" Automatic Overdrive Transmission   

OE Computer problems · Making an Auto Trans Live · Converter Lock-up ... The 4L80e was GM's answer to the demand for a heavy duty, Turbo 400 level automatic ......

4L80E transmission upgrades are go! - Page 7 - Australian LS1 and ...   

15 posts - 11 authors - Last post: Sep 8, 2004 The 4L80E fits in the stock tunnel with clearance. No problems there. The body modifications required are lesser than those needed for an ......

GM HydraMatic 4L80e conversion information   

These photos show the Jag 4L80e lined up with a LT230. First problem is that front propshaft hits the casing, whereas on a std 4l80e this part would be ......

4L80E , 4L80E Performance Transmissions from PATC, 4L80E ...   

Common problems in vehicles with a 4L80 -E transmission include uncontrollable line rise (upwards of 500 psi), high line pressure in reverse, broken direct ......

Bh4Wheelers Forum - 4L80E problems   

I am having problems with the 4L80E in my '93 Chevy tow rig. The tranny is not holding 4th gear. It will run fine for awhile in 4th then will shift down ......

Opinions on if a turbo LSX/ 4l80E will "ruin" my GN... - TurboBuick.Com   

Also the stock 4l80 can handle 600whp with no problems . Have fun with the turbo setup, its not too hard, just keep at it. In fact i even fit a 4" DP through ......

1994 6.5 engine 4L80E transmission questions   

Is a transmission controller used on the 4L80E transmission? ... Hummer H3, - - - - H3 Frequently Asked Questions, - - - - - - Head and Valve Problems . ......

BB.BC4x4.COM - 4L80E questions.   

15 posts - Last post: May 13, 2004 I have a good line on a 4L80e that I plan on rebuilding over the next ... Only problem now is to find that 91 Crewcab with the Tcase I need. ......

Hughes 4L80E Overdrive Transmission   

Super Chevy takes an in-depth look at the Hughes 4L80E overdrive tarnsmission. ... By sectioning and moving the mounting point back, our fitment problems ......

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