Sep 28, 2022 · So my truck randomly threw the codes P0700 which is Transaxle control system malfunction and U0100 which is Lost communication with ECM.

The U0073 Cadillac code indicates that the Control Module Communication Bus has been turned off. The communication bus is a vital component in modern vehicles that allows different …

The CAN (Controller Area Network) is a protocol that allows the ECM, PCM, TCM, and ABS modules to communicate with each other. Diagnosing a U0073 can be difficult and time …

Jun 2, 2021 · The symptoms associated with U0073 are going to depend on your Escalade’s engine and model year, as well as whether there is an intermittent communication problem, or …

Sep 10, 2024 · Solve your U0073 code communication issue fast with expert tips—discover the crucial steps to pinpoint and fix the error now!

Mar 29, 2025 · Check engine light is on? Engine code U0073? Find out what this engine code means and how to resolve it.

If DTC U0140 sym00 or U0073 sym71 is set in any of the high speed modules, refer to "Testing for Electrical Intermittents" in the service manual to reset the DTC and diagnose the location of …

Jul 3, 2023 · Hoping to find a quick solution to a ongoing problem. My 2007 Escalade has been a challenge this year. It dropped a valve seat, broke a piston and ruined a cylinder head. Got all …

Detailed repair manual for the 2007 Cadillac Escalade ESV AWD V8-6.2L.

Repair Information for U0073 Cadillac code. Learn what Control Module Communication Bus OFF means, location and how to repair.