my sis has a 2008 ltz which is getting a engin power reduce. code that comes up is the PO641. Once the cam shaft sensor error came up and they replaced the cam sensor and it ran fine for several hours.
now the PO641 code comes uo and they get the engin power reduce, stableltrack goes off, traction control goes off. its not shooting any other codes.
any help will be thankfull,
Ron
now the PO641 code comes uo and they get the engin power reduce, stableltrack goes off, traction control goes off. its not shooting any other codes.
any help will be thankfull,
Ron