I drive a 2020 sonic. I got hpt so I can tune the engine and trans. For some reason it won?t even give me a option to read the trans. I?ve reached out to hpt and they was quick to write me off and tell me it was unsupported but yet every Chevy sonic tcu before mine can be read? The trans hasn?t...
Hey peeps
I have been reading thru the forum. People have talked about boring their 1.8 and also doing head work. I haven’t seen anyone who got it all done been searching. Looking to see if anyone went all the way and finished.
Please help!!
