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Temp gauge on my 95 Golf Mk3 wont rise on motorway driving ...is ok around town,?
the passenger cab is freezing cold this weather when driving
5 Answers
- Anonymous10 years agoFavorite Answer
Your cooling system thermostat is probably defective.
- 10 years ago
if your cooling system is working fine at low speeds and the heater inside the car is hot When you drive on the motorway at high speed the wind chill will over cool your engine and stop the engine heating properly try blocking part of the rad with some cardboard and see if this improves the heat inside the car make sure the water in the header tank is at the correct level and you have no leaks good luck
Source(s): retired mechanic - BazzaLv 710 years ago
Sounds like either the thermostat is stuck wide open or you have a substantial airlock in the heating pipework. Most likely the 'stat.
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- M M MLv 710 years ago
Change the thermostat (if theres one in there) its either stuck open or someone has removed it
