I second that motion! Benzmac said it all. i fixed my climate control last weekend by doing the same as described above. although there is a 50% chance that this will solve your problem it is well worth it. why sped hundreds of dollars when you don't have to.
Good luck and keep us posted!
01 ML55 AMG
92 500E (a few mods)
87 300E (lots of mods)
00 Chevy 3500HD Diesel Box Truck
68 18' Donzi Marine
06 GT i-Drive7 1.0 Mountain Bike (with GPS!
PREVIOUSLY OWNED:83 300SD, 87 420SEL, 88 420SEL, 90 420SEL, 86 560SEL, 86 190E 2.3-16V AMG, 94 E320