temperature is fine at idle, but gets hot when driving
2 Answers
TheSubaruGuruBoston answered 8 years ago
Most probably catastrophic head gasket failure that's allowing percolation of exhaust into now-superheated coolant. Send this chariot to a bone yard....
1 people found this helpful.
Like TheSub said (except getting rid of it - that's up to you). Good read: https://allwheeldriveauto.com/subaru-head-gaskets- problems-explained-part-ii/