Why are my Allison transmission connections so bad?
At least until the wiring problems began a year or two later. Owning an electronic transmission meant keeping the connections clean and away from moisture. The first problem was the connector at the transmission was exposed to the rear axle kicking up water and snow causing lots of codes and shifting problems.
Where is the transmission module on an Allison?
There would be an output sensor fault and if the sensor tested good we would grab our spool of shielded wire and run a new line. This fixed most of the code problems. It got to be a habit every time a code showed up. This module located under the dash is the main interface between the engine and transmission controls.
Is the Allison 1000 / 2000 series a metric transmission?
Allison Series 1000/2000/2400 transmissions are designed and manufactured to metric standards, and metric tools are required for service. The cooler ports and the main line pressure tap are the only non-metric fittings on the transmission case. The output flange/yoke retaining bolt is also non-metric.
Is there an ignition fuse in an Allison 2500?
However there is an ignition fuse inside this module and something to look at if the ignition system is totally dead. These days we run conventional International buses with the Allison 2500 series which is one down from the 3000.
Where is the service manual on a Blue Bird school bus?
Click the Service Manual button to get a list of available manuals. If you don’t know your body number, it is usually located inside the bus above the windshield on the Body Data Plate or you can use the VIN.
When did Allison start making New World transmissions?
We didn’t experience the New World Transmissions from Allison until 1995. The ER Saf -T- liner Pusher buses all came equipped with 3000 series transmissions and for the most part they were very reliable.