700r4 only shifts manually

 · R4 not shifting right. The R4 is still a mechanically controlled transmission (with the exception of the locking converter circuit mentioned above), and depends physical pressure sensors and a sort of throttle position sensor to get it’s throttle position right.  · Chicago, IL. I installed a r4 in my 72 Z In drive at wide open throttle it shifts from 1st to second gear at rpm, it will not shift into 3rd gear until the rpm hits the rev limiter at rpm for a half a second or take my foot out of it a little. When shifting manually I can shift 1 to 2 at no problem but when I shift to third it will not shift until rpm hits rev limiter or I take my foot out of it a little.  · The full manual Transgo kit for the 4L60 / r4 uses the TV cable to control main line pressure only in full manual shift mode. Other manufacturers full manual kits may not use the TV. Once you convert a v-body to full manual with a transgo kit, there is no changing back like some of his kits The problem with runing high main line pressure in a full time is the aluminum pump. It will wear .

R4 not shifting right. The R4 is still a mechanically controlled transmission (with the exception of the locking converter circuit mentioned above), and depends physical pressure sensors and a sort of throttle position sensor to get it’s throttle position right. Answers. SOURCE: 4l60E - wont shift only has manual 1 2 Reverse. It sounds like you have one of a few common failures for this trans. Chances are the trans has more than , km, and the fluid is likely burnt, or at least smells burnt. A loss of 3rd and 4th is most likely the clutches are cooked. Just finished my R4 swap into my s10, went for a spin and noticed that in DRIVE it works fine but then it comes to manual shifting. 1st to 2nd hits hard and 2nd to 3rd doesn’t always shift in. Sometimes it does. When it doesn’t, you can rev the engine to and nothing. then you have to shift to NATURAL and back to DRIVE and it all works again.

I got this truck from a friend and it lost all forwards gear, only has reverse. I have tried shifting it manually into the forward gears and nothing. 29 черв. р. It does this on all full throttle upshifts, it kicksdown just fine have to manually upshift it. the hydralics are different on a r4. 24 трав. р. I am barely out of the driveway and I'm already in second gear. A buddy of mine said that I just need a lighter spring in the governor on.