I've run into a lot of independant mechanics who advertise "$xx.95 OIL CHANGE- UP TO 5 QTS OF >Pennzoil,QS,Valv,Castrol,Havoline< " but in reality it's whatever cheap oil they happen to have sitting back there. And yes, these are the kinds of guys that WILL take your M1 or GC if you aren't looking.
While I would trust a stealership a tiny bit more all shops have their resident crook, so keep an eye out.
While I would trust a stealership a tiny bit more all shops have their resident crook, so keep an eye out.