Questions & Answers for: Buick Rendezvous heat pump blows cold sometimes

Heat blows from panel on drivers side, but no heat Heat blows from panel on drivers side, but only cold air blows on the passanger side and thermostat is set on heat Stuck blend door under dash.

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Question about 2003 Rendezvous

1 Answer

...heat on then after a little while it starts blowing out cold air then the hot coolant temp light comoes on. i think you are low on coolant .check your coolant level but wait for it to cool off so as ...

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Question about 2003 Rendezvous

1 Answer

...blows hot air when driving. I have topped off the resevoir fill tank with coolant. The engine is not overheating and I don't notice any antifreeze in the engine oil. The temp guage needle rises a ...

Question about 2003 Rendezvous

1 Answer

...heat does not blow at all, help cold in Michigan Without proper Diagnosis its hard to tell what it is but I can take a guess at it. Based on what information you have it sounds like you have a blend ...

...heat coming out of the blowers on 2003 Buick Rendezvous. Blowers blowing cold air. Temperature gauge fluctuating over and under mid-range Hi, This is a problem with the heat exchange valve which will ...

...pump and back into the motor at 150 to 160 degrees but gauge still reads hot what's the problem? Also while this is going on I can not seem to get heat to work it just blows cold? Faulty ...

heat gets hot, and the air gets cold but it barely blows out. Its sounds like the blower is working fine. But the air blowing out is not very strong Try changing cabin filter in clove box.. mine would

Question about 2002 Rendezvous

1 Answer

heat when car warms up and when driven tempeture light comes on Verify you have coolant - look at the plastic reservoir to see if the level is OK. If the level is OK, when the engine is cold, take off

...heat. Sometimes it will blow warm air but then stops soon after and blows cold air. Have also noticed temp rises to over half when we start it and let it warm up for about 30 min. Today I let it warm ...

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