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4l60 with 3600yank starts in second gear after coming to a stop

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Old 04-09-2012, 08:53 AM
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Default 4l60 with 3600yank starts in second gear after coming to a stop

1968 camaro stock ls6 zo6 motor with long tube headers ported t-body and 4l60 with yank 3600 red line clutches and beast sun shell , ssp wiring harness ecm is a blue and red connector, after driving car on highway and coming to a stop feels like car is starting in second or third gear even if I manually put it into first gear still stuck in what feels to me to be third. i do notice the rpm are at like 900 not sure if this could have anything to do with it? If i shut car off for say a min or two will start in first gear. Do i have to tune ecm for big converter? any help would be great!
Old 04-09-2012, 06:04 PM
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When mine acted up like this I replaced one of the shift solenoids and it fixed the problem. I would just replace both, I think they were like $25 a piece, pretty simple to swap out.
Old 04-09-2012, 06:56 PM
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Originally Posted by s10pro
1968 camaro stock ls6 zo6 motor with long tube headers ported t-body and 4l60 with yank 3600 red line clutches and beast sun shell , ssp wiring harness ecm is a blue and red connector, after driving car on highway and coming to a stop feels like car is starting in second or third gear even if I manually put it into first gear still stuck in what feels to me to be third. i do notice the rpm are at like 900 not sure if this could have anything to do with it? If i shut car off for say a min or two will start in first gear. Do i have to tune ecm for big converter? any help would be great!
The 4l60 was only availible in 1993 and was not controlled by the computer, the 4l60e after 1994 was electronically controlled and will need a tune. Since you have a transplant, the trans needs to be run through the brake switch for the TCC to work properly.
Old 04-09-2012, 07:06 PM
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you need to delete P0757 and P0751 and don't look back. the same thing happend to me after i installed a circle D 3600 and after those two codes were deleted the car drove great. hope this helps, good luck.
Old 04-10-2012, 08:57 AM
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ok will do thank you
Originally Posted by poltergeist 02
you need to delete P0757 and P0751 and don't look back. the same thing happend to me after i installed a circle D 3600 and after those two codes were deleted the car drove great. hope this helps, good luck.




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