

Video
4L60/E Band and Case Issues
In this episode, Transtar’s Dave Hritsko explains why the 4L60 2-4 band has so many holes in it. This transmission...
In this episode, Transtar’s Dave Hritsko explains why the 4L60 2-4 band has so many holes in it. This transmission...
They say that the proverbial phrase “I couldn’t see the forest for the trees” means that a person or organization...
The 4L60E transmission platform has been in service from 1993-2015, that’s 22 years. It amazes me when a transmission that...
Ideal for 4×4, heavy-duty and commercial use in GM 4L60 and 4L60/65/70-E units, Sonnax drop-in extra-wide intermediate band (p/n 77700-01K)...
Recover hydraulic control and renew shift operation in GM 4L60/65/70-E transmissions with the new Sonnax drop-in AX code accumulator valve...
This is certainly an issue that you should look into to ensure that your transmission has adequate fluid capacity to...
The input carrier and the reaction carrier shaft were modified to accommodate the updated bearing.
Knowing your transmission’s hydraulic circuit — and solenoid circuits in particular — can be very helpful when identifying the underlying...
Burnt 3-4 clutch packs are notoriously common in the GM 4L60/E family of transmissions. Tech hotlines and internet bulletin boards...
When diagnosing today’s complex vehicles, we have a wealth of information at our disposal. How we use that information is...