test the temp sensor. Check spark plugs,plug wires,torque convertor. test the temp sensor. Check spark plugs,plug wires,torque convertor.
Temp blend door actuator malfunction.
you might want to check your intake manifold gasket, i had the same problem with my 95 grand prix and it turns out there was a leak there. When the car warms up the aluminum expands and seals the leak therefore its better once warmed up.
While cold fill through radiator cap until full, then fill reservoir at front of car to the " cold " or full level.
Check exhaust hangeers and clamps Check the heat shield on the catalytic converter Cold be a broken baffle inside the muffler
i have that problem where it sounds like metal scrapping and it was the A/C Compressor clutch that only made noise in the winter. i just ignored it! ---------------- ~Nate owner of a: 1999 Pontiac Grand AM GT 3.4L HO 1996 Pontiac Grand Prix SE 3.1L (dead!) 1994 Pontiac Grand Prix SE 3.1L (Also dead!) both GPs died @ 200,000 miles relating to Lower intake manifold gasket! WATCH THOSE!! I have the same car and a similar sound when cold. I think it could be the sharter silinoid stiching or the powersteering pump.
On a 2003 Pontiac Grand Prix, the power steering reservoir is located on the driver's side of the engine bay, near the front. It is typically positioned near the engine, close to the intake manifold. The reservoir is usually a translucent plastic container with a yellow cap labeled "Power Steering." Make sure to check the fluid level when the engine is cold for an accurate reading.
When the Engine is warmed up the liquid should be about 2 inches below the neck of the reservoir. When cold about 2 1/2 inches below that.
Yes, when changing the coupler on a 2001 Pontiac Grand Prix GTP, the nose cone typically requires a gasket to ensure a proper seal and prevent leaks. It's important to use a high-quality gasket designed for that specific application to maintain the integrity of the assembly. Always consult a repair manual for specific instructions and recommendations.
My mom had the same problem and we added freon and it blows very cold all over now.
The heater blowing cold air and a fluctuating temperature gauge in a 2005 Pontiac Grand Prix could indicate a few issues. One common cause is low coolant levels, potentially due to a leak, which can prevent proper circulation and heating. Another possibility is a malfunctioning thermostat that may be stuck open, preventing the engine from reaching the optimal operating temperature. Additionally, air trapped in the cooling system can also lead to inconsistent heating and gauge fluctuations.
Yes, it is necessary to have a thermostat in a 2008 Pontiac Grand Prix. The thermostat regulates the engine's temperature by controlling the flow of coolant, ensuring that the engine operates within the optimal temperature range. Without a functioning thermostat, the engine could overheat or run too cold, leading to decreased efficiency and potential damage over time.
Auto or std. Cold Climate?