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Suburban 2500

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Engine gets hot, heater blows cold air

Hi Ray. Thanks for contacting us today. When the engine gets hot and the heater blows cold air, it's usually caused by either an obstruction of debris inside the heater core. When a water pump or thermostat does not work,...

Traction warning on, unexpected deceleration

It definitely sounds like there is an issue either with the engine management or traction control system. Fault codes need to be read out to see if there are any underlying issues causing these malfunctions. One common input to both...

Transmission slips while driving downhill - 1997 Chevrolet K2500 Suburban

There are many possible technical service bulletins (https://www.yourmechanic.com/article/how-to-use-a-technical-service-bulletin-tsb-to-diagnose-and-repair-a-car-by-valerie-johnston) the manufacturer has listed for this problem on your vehicle. The problems range from internal gears to pressure solenoids of the transmission. I suggest having the transmission pressures tested to see if...

Lost oil pressure.

Sounds like it could be the oil pressure sensor. Have a technician test the sensor to determine if it is bad and if it needs to be replaced (https://www.yourmechanic.com/services/oil-pressure-sensor-replacement). I definitely would not drive it until that is checked because...

Reduced power mode

The reduced power mode is usually related to a Check Engine or ABS light coming on. When a problem is detected, the engine goes into reduced power mode to try and allow you to get to a safe stopping point....

After releasing gas pedal, car continues to accelerate

Hey there. From your description, it sounds like the throttle body became stuck. Since this vehicle does not have a throttle cable, it is possible that a sensor malfunctioned and caused the throttle to stay on. These vehicles have been...

Slight miss in truck

The most common cause of a misfire on the engine is dirty fuel injectors. It may be a good idea to have the injectors cleaned. One common issue I have seen also is a failure in the variable valve timing....

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