P CODES (POWERTRAIN) P1100 - P1199 P1171 Questions

This Car Is Used Only When My Kids Come Home From Colledge So It Sits For 4 Months At A Time Last Time It Ran Ok The Ac Compessor Seized...

1999 Volvo Xc70 I Just Bought A 99 Volvo V70 Xc And Had It Diagnosed At My Local Mechanic And Unfortunately He's Unable To Translate...