Fixing the ProblemBmw E46 01 Valve Cover GasketThe valve cover is one of the most common issues to go wrong with these versions of BMW. Fix now 02 Water pumpBMW water pumps are one of the most critical components that should not fail during a long road trip. Fix now 03 Window RegulatorsAlmost all old BMWs have window regulator issues. Whether it's going up slowly, not sealing the property, or completely not working. Fix now