More GM truck owners are reaching out to GM Authority stating that they've been waiting weeks and possibly even months for a ...

Bernhard Wust, Manfred Bek, An Advanced Electronic Control and Diagnostic System for Automatic Transmission, SAE Transactions, Vol. 103, Section 2: JOURNAL OF COMMERCIAL VEHICLES (1994), pp. 632-641 ...

What makes the 6X different from an ordinary 4L80E is its unique valvebody. TCI added an extra shift solenoid, allowing the 6X to achieve six forward gears (2.97, 2.23, 1.57, 1.18, 1.00, and 0.75).

The TCM uses two solenoids in the transmission’s valvebody to control upshifts (which occur at 2,000 rpm) and downshift progressions by processing signals from the truck’s engine, speed ...

GM has issued a Service Update for certain units of the 2024 Chevy Colorado pickup truck that may have come from the factory with an improperly fastened transmission control valve solenoid bolt ...

General Motors has recalled 90,081 examples of the Chevrolet Camaro and the Cadillac CT4, CT5, and CT6 sedans equipped with the 10-speed automatic transmission. Documents associated with the ...

TOYOTA has developed a new automatic transmission, called the A341E. This transmission employs a unique engine and transmission integrated intelligent control system named "ECT-i", and a high ...