Most people will tap the brakes of a car when their car is going downhill, usually to keep the car under the speed limit. The squeaking noise could be the brake rotors or the brake pads.Ê
A bad thermostat can cause overheating in a Nissan Frontier when the air conditioning is turned on. A bad compressor can also cause this.
A Nissan Frontier may be overheating because the radiator is cracked. A thermostat failure can also cause it to overheat.
A bad transmission gear can cause your 1999 Nissan frontier to shift hard. Low transmission fluid can also cause the transmission to shift hard.
would the fan belt on a v8 motor cause squeaking
yes
yes
If the system has a full charge then the thermister is most likely the cause for it not working.
A wire is shorting to ground.
Water in engine-head gasket most likely.
check your brake fluid levels
Fuel tank Fuel line Fitting on fuel filter
Sometimes things such as sand will get into your brakes and cause the squeaking noise. In other instances, it might something mechanical beginning to fail. Regardless of the cause, if the noise continues you should see your mechanic!