Adam’s Service Tip: BMW V8 Coolant Crossover Pipe

We had our second BMW within a month come in with this same problem, so I figured it was worth posting about. The first one was on a 2001 X5, and the second was a 2005 545i, both with a 4.4L V8 engine. This post is about the 545i. The 545i had 120k miles on […]