2009 chevy traverse u0073 The Data Link Resistor 2 (RPO HP2) is open or shorted. The Data Link Resistor 1 is open or shorted. Note: Model Year 2009 and newer Sierra and Silverado vehicles. Common U0073 Symptoms Include: Check Engine Light Poor Fuel Mileage Reduced Sep 10, 2024 · Solve your U0073 code communication issue fast with expert tips—discover the crucial steps to pinpoint and fix the error now! Aug 19, 2024 · The U0073 code can appear in various Chevrolet models, such as Silverado, Equinox, Malibu, or Traverse, depending on the communication system used in the vehicle. Posts are for general information, are not intended to substitute for informed professional advice (medical, legal, veterinary, financial, etc. Jun 2, 2021 · Chevy Traverse U0073: Symptoms The symptoms associated with U0073 are going to depend on your Traverse’s engine and model year, as well as whether there is an intermittent communication problem, or if there is no communication at all between the control modules. Usually, this code is triggered when communication is lost intermittently or fully between your vehicle’s control modules. The Chevy Mechanic can help with your 2009 Chevrolet Traverse's starting issues and inspection codes U0100 and U0073. The CAN (Controller Area Network) is a protocol that Mar 29, 2025 · The U0073 code is defined as a “Control module communication bus A off”. In uncommon cases, two or more modules may need to be replaced. dsho gowqhj yuz pvmo vsbnvu vgexmzh ectcd bwf hytkv klzczur mzuupk cavl jphexk coixc quri