Weird CC fan behavior

Henry A Harper III hah at
Tue Jun 1 13:56:26 EDT 2004

> Recently had the AC (R134 retrofit) serviced.

Red herring, very clever ;)

> Since then, the cc blower fan seems to only come on when it wants to...

Sounds like classic intermittent blower motor brushes in need of replacement
to me, is this still the original blower for that car? You can check for
full voltage (fan set to HI) at the blower connector, maybe whack the blower
while you are in there and see if it helps.

Henry Harper  hah at
1991 200 quattro, 120k, one blower (and heater core) replaced, running R12
after Autofrost leaked out
1988 GTI 16v, 249k, still original blower & heater core, running R134a after
Autofrost leaked out

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