Used auto purchase, I was given a verbal warranty for 6 months for a truck I purchased 1 week ago and it has been in the shop 4 times for different re

If the car was purchased "as is" as stated on the written contract, then a verbal warranty is no good. If you will read the print on the purchase contracts, they normally say that an verbal representation is either no good or is merged into the contract which makes the "as is" prevailing.