AW81-40LE: The Valve Body
Picking up where we left off last month as promised, we are going to take a closer look at the valve body and the operation of the timing solenoid (see Figure 1). But before we get into it, there are a couple of things to be aware of.
AW81-40LE: A Brief Introduction
The 4 speed electronically shifted FWD AW81-40LE transmission (see Figure 1) used in Chevy Aveo vehicles since 2004 looks as if it had been constructed using parts that were left over from Toyota and Volvo transmissions. All kidding aside, it is a very straightforward transmission, making it easy to become familiar with it.
Problems With Metric Cooler-Line Fittings
Few things slow down an R&R job like frozen cooler-line fittings. The metric cooler-line fittings used in Isuzu 4L30 applications and Toyota trucks with A340/30-40LE (see Figure 1) are frustrating enough to make you want to reach for the tubing cutter and start cutting rather than struggle with stubborn lines.