The aux water pump is an integrated part of the heater diverter valve, so hopefully they replaced the whole unit instead of just the pump itself. It could also be the wheel GSXR mentioned, or the cooling system needing to be burped. The M62 can be difficult to get bled sometimes. Most of the time when hearing about customers complaining is when the dash may be blowing nice and cold air, but their feet are on fire. Either way, something isn't acting right in your 7. When that 1 month warranty expires, www.e38.org will be helping you plan your weekends whenever something goes wrong

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