Heater core

[Robert Cuttler]

On 17 Nov 2010 at 21:34, Louis-Alain Richard wrote:

> I don't know if you know that, but newer cars with electronic gauges can
> cheat a bit with accuracy. In fact, the gauge will read dead center for a
> range of engine temperatures. On our Saab, that range is 85C to 115C. Only
> when temps are out of this range you see another position for the needle.
> That is to prevent people complaining about normal variations (car runs
> hotter/colder than usual). This is common on recent vehicles.
> 
> So, in your case, maybe the thermostat is indeed stuck partially open so
> actual engine heat is not enough for the heater to work correctly and the
> gauge could still be in the middle. You can always check temperatures on
> the hoses or the radiator with an infrared thermometer, or read the actual
> values for the engine temperature sensor with a VAG-Com software.
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I will pass this along to the shop and make sure they check it out.  They do 
have the VAG-Com software.

Bob
rcuttler at optonline.net