Camaro5 Chevy Camaro Forum / Camaro ZL1, SS and V6 Forums - Camaro5.com - View Single Post - Code P0203 Hesitation during Acceleration

bottletalk · 02-10-2023, 09:57 PM

usually an ecm fail will take out a bank not one single injector.
get a second opinion if they want to replace the ecm, it's very easy to check right to the pin connection on the ecm and the internal from the pin to the board which could be loose.

02-10-2023, 09:57 PM	#11
bottletalk Drives: 15 Camaro 2SS M6 Join Date: Jan 2020 Location: BC Posts: 732	usually an ecm fail will take out a bank not one single injector. get a second opinion if they want to replace the ecm, it's very easy to check right to the pin connection on the ecm and the internal from the pin to the board which could be loose.