Helpful Automotive Resources
September 22, 2020 2021 GMC Sierra Fitted with New Tech UpdatesThe new addition is what GM calls a Trailer Length Indicator, a technology that is ultimately part of the infotainment screen. It’s going to be offered as standard equipment on the Sierra and Sierra HD Denali trucks and optional on the SLT and AT4 variants.
The new tech will see September 16, 2020 U0101 Code: Lost Communication with TCMDiagnostic Trouble Code (DTC) U0101 stands for Lost Communication with TCM. This code appears when the TCM is not receiving nor transmitting messages on the CAN bus.
September 15, 2020 P0523 Code: Engine Oil Pressure Sensor/Switch “A” Circuit HighOne of the OBD codes that you may encounter is the code P0523. This refers to a problem in the operation of your vehicle’s engine oil pressure sensor. Here is some basic information that can help understand what this code means and how it affects your vehicle.
What Does the P0523