<strong>Yahoo Message Number: 17228</strong>Caterpillar paid Thompson Machinery to install a new "high pressure pump" & program the ECU. The C9 is much better. Hesitation before power is gone. In 3 seconds or less, all the worms are awake & working. The Allison had some irregular & hard shifts before the Cat work. Now the Caterpillar & Allison feel good. <br/>Thompson Machinery in Memphis...