<strong>Yahoo Message Number: 8594</strong>We recently took our Intrigue to Cal Pacific Cummings to have the oil changed. Their mechanic told us that the ISL 400 took 20 qts. to the full line and 16 qts to the add line. I basically remember full to be 28 qts. and low to be 20 qts. Called Cummings and was told a high of 24 qts and a low of 20 qts. Please help as I am totally confused as...