Great Thanks! I'll try it. When I had the cluster out, the thermometer contacts looked clean and untouched by the elements.

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95 E320 Coupe Black - 70,000 miles with Parchment interior. Stock through out
93 400E Dark Blue - 65,000 miles Sold to my dad
86 300E Gold(yuck!!!) 126,000 miles- Sold, a really fun car with a lot of memories