jonny-5 0 Posted November 23, 2006 My heater is giving me grief, i only get warm air through the vents at high speed, at nomal speeds the air is cold. What could this be a blocked pipe, bypass valves? Quote Share this post Link to post Share on other sites
VR6 0 Posted November 24, 2006 What are the water temps like? Thermostat perhaps. Quote Share this post Link to post Share on other sites
jonny-5 0 Posted November 24, 2006 The temperature is where it should be and the thermostat has been replaced recently with a genuine one. Quote Share this post Link to post Share on other sites