Its all about your level of acceptable risk.
Technically GM would have to prove that you didnt meet the oil standard, reality is that they would simply make the assertion and say too bad/so sad. Their legal dept is way better staffed than yours.
GM also considers that 3 cyl engine to be a "throw away"
Technically GM would have to prove that you didnt meet the oil standard, reality is that they would simply make the assertion and say too bad/so sad. Their legal dept is way better staffed than yours.
GM also considers that 3 cyl engine to be a "throw away"