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Heater Inop

Michael Owner/Technician Utah Posted Latest

2002 Ford E-250 Econoline 5.4L (L) 4-spd (4R70W)

Heater Blows Cold

This was a fairly straightforward diagnosis, the root cause was something I've never seen before. Upper hose wouldn't get above 130F idling in the shop. Sold a thermostat & gasket, then found this:

Funny

Frank Owner/Technician

Ontario

Frank Default

Definitely a candidate for the 'Eye spy' section in a monthly, local, automotive service magazine.

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Allan Instructor

Manitoba

Allan Default

Hey Mike. And of course the customer never mentioned anything about having a thermostat installed prior to bringing the vehicle to your shop.

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Michael Owner/Technician

Utah

Michael Default

Not a word, though it looked like it had been there for a while.

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Larry Technician

North Carolina

Larry Default

I have seen this once before after a customer installed his own thermostat, he came in because it was overheating.

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