Diesel Engines | R5, V6, V8, V10, R50 TDI
My dealer-maintained, IMMACULATE 2012 TDI Lux just went in for a check engine light and the diagnosis was the AdBlue heater has gone bad. I have 51,000 all-highway miles and was surprised to learn (as are many after reading on these forums) that this part is not covered under the powertrain or...