Owners of 2018-2019 Chevy Equinox vehicles equipped with a four-cylinder turbo engine may comment that the vehicle runs rough cold and/or stalls on cold start, with a MIL on. Once the engine arms up, the engine appears to run better.
Owners of 2018-2019 Chevy Equinox vehicles equipped with a four-cylinder turbo engine may comment that the vehicle runs rough cold and/or stalls on cold start, with a MIL on. Once the engine arms up, the engine appears to run better.
The technician may find DTC P050D set/stored in history. This condition may be caused by a software anomaly. Reprogram the ECM with the latest calibrations.
Ensure that the programming tool is equipped with the latest software and is securely connected to the data link connector. Stable voltage is critical Use a GM authorized programming support tool or a fully charged 12V jumper/booster pack disconnected from an AC voltage supply.
Turn off/disable systems that may place a load on the battery (interior lights, exterior light, HVAC, radio, etc.). Clear all DTCs after programming.
About the Author
Information courtesy of Mitchell 1
Information for Technical Service Bulletins comes from ProDemand, Mitchell 1's auto repair information software for domestic and import vehicles. Headquartered in San Diego, Mitchell 1 has provided quality repair information solutions to the automotive industry since 1918.
Mike Mavrigian has written thousands of automotive technical magazine articles involving a variety ofspecialties, from engine building to wheel alignment, and has authored more than a dozen books that crisscross the automotive spectrum. Mike operates Birchwood Automotive, an Ohio shop that builds custom engines and performs vintage vehicle restorations. The shop also features a professional photo studio to document projects and to create images for articles and books.
