The 4L80E is without doubt the more potent of The 2 automotive transmissions. Higher-speed automobiles for racing or significant vehicles useful for towing vehicles or cargo typically need a 4L80E automotive transmission in lieu of the 4L60E. 

In essence all factory GM 4wd programs accessible using an OEM configured 4L60-E have adapters and transfer scenarios which are prohibitively extensive for any Jeep, and transfer circumstances whose dimensions, strength and gearing drop short of desirable for the majority of Jeep apps.

Fixes – Cleansing any debris out on the valve bore, 2nd to 3rd shift valve, together with the 2nd to third shuttle valve. On top of that, the 2nd to 3rd bands, together with the 3rd to 4th clutches will have to be inspected diligently and replaced if required.

Take a look at this video clip from Transmission Bench to elucidate the 3 most commonly encountered 4L60E transmission issues.

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Difficulty shifting into second gear may be the third most frequent difficulty due to TCC regulator valve use-out.

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My Chevy Astro, missing all ahead motion out of the blue even though driving it, While reverse even now labored, there was no sound of anything breaking which i could detect, could this certainly be a transmission failure or just an electrical difficulty.

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For the situation such as this, it’s a good idea to Test and Be sure that the transmission fluid is all if you want – in very good situation, at adequate degrees, and many others.

To play it Harmless, it might be a much better thought to acquire a get in touch with-out mechanic to come to your home and have a look at your vehicle there. Driving an auto having a transmission that’s on the verge of seizing or breaking in any other way can be very harmful. It’s not really worth the chance of driving it.

Once again, when you know what you’re accomplishing so you’ve got the equipment to cope with it, excellent. If not, it’s greatest to leave it to somebody that appreciates whatever they’re executing.

Even though we’ve pointed out down an abundance of 4L60E transmission difficulties To date, this is a reasonably trusted and functional transmission if nicely cared for. Normal Motors developed the 4L60E as its new do-it-all gearbox to get equipped onto here its automobiles, when also resolving lingering concerns at some time. Mainly, they required a transmission that will yield a reliable gas economic system figure.