Tag Archives: heater core

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1999 Pontiac Grand Prix Vents Hot On Drivers Side- Cold Passenger Side

1999 Pontiac Grand Prix. When I turn my heat on I get heat on the drivers side and A/C cold temperature coming out the passenger side. Same thing happens if I turn on the A/C. This is a common problem with a temperature door actuator motor in the dash. A problem with air temp on the drivers side means the drivers side motor is the…

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My 2001 Chevy Malibu 3.1L Is Overheating

I have a 2001 Chevy Malibu. Bought it new. Very low maintenance car so far. Now my heat will only work if driven down the road or RPM’s raised. Replaced thermostat. No leaks any where. Heater core not clogged. Full of coolant. Does NOT overheat. What could it be? What size engine? How have you determined the heater core is not restricted? 3.1 engine. Flushed…

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Chevy Trailblazer Heat Core Replacement Procedure Pictures

This week I had the pleasure, or should I say displeasure of replacing the heater core on a Chevrolet Trailblazer. This is not the older body style Chevy S-10 Blazer, but the newer body Trailblazer. The customer’s complaint was the usual of the windshield and side windows get fogged up when the heater or the defroster is on, and the sweet smell of antifreeze through…

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2006 Chevy Equinox Temp Gauge and Trailblazer Heater Core

2006 Chevrolet EQUINOX … AFTER A COOLANT SYTEM FLUSH MY TEMP GAUGE SHOWS A COOLER TEMPSERATURE THAN USUAL..CHECK ENGINE LIGHT HAS COME ON…OTHER THAN THAT CAR RUNS FINE ? ANY IDEAS ON WHAT IS CAUSING THIS. ProTech: You probably need a thermostat now. After the flush, debris has gotten clogged in the thermostat and it is stuck open…that will set a code as well. OK…

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1999 Buick Park Avenue Vents – Cadillac Traction Light Problems

Buick Park Avenue has no heat from the heater. OK. Have you checked the coolant level in the radiator? Yes. radiator temp ok @ gauge. What year is your Buick? Does it have passenger and driver side temperature controls? 1999, yes to both. OK. Place the system in the vent position. Adjust the passenger side and drivers side controls with the fan speed on high.…

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2000 Chevy Impala Transmission Problems

2000 Chevy impala 143,000 miles. I had a new transmission put in 13 months ago. Lately I noticed the slipping again and swooshing noises like liquid moving. Happens more when engine is hot (after 25-50 miles of driving) For two weeks now the engine light has been going off and on. Today I took it to a dealer and they put the computer on to…

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