U420; Diagnostic Trouble Code Discussion for January 2022
invalid datareceived from steering control module
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| Help Request | Posted | |
| 2017 GMC Canyon SL 2.8L No Start VIN: 1GTP6EE13H U420;: invalid datareceived from steering control module. Hi this truck was towed because of no start no crank. could not communicate with various modules including tcm, ecm power steering module. between pin 6 and 14 i had 120 ohms. I hooked up a scope to pin 14 on obd2 white wire and the voltage was higher than... |
January 13, 2022 |
