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Ascender

Hi there. Usually a high pitched sound as you are describing is caused by a bearing, pulley or belt that is worn out. Since there are multiple possible sources under the hood of your vehicle that could cause this noise,...

Hi there. Under the passenger seat or in a panel on the dash there is an inertia switch that will cut off the fuel in the event there is an accident. Locate the inertia switch and see if its active....

Because you have a manual transmission, the mix of oil and coolant can be caused by a leaking intake manifold gasket, a blown head gasket or a cracked cylinder head. The intake manifold would need to be removed and inspected...

The fuel level sensor problem (https://www.yourmechanic.com/services/fuel-pressure-sensor-replacement) (prematurely worn contacts) is, unfortunately, a known and chronic problem with this model. Running out of gas in traffic is definitely a safety issue. I believe this repair is essential. A professional mechanic, like...

This is a problem likely related to your fuel tank sending unit. The fuel tank sending unit is a small float type component (or sensor) inside your fuel tank that measures the level of the fuel inside the tank. As...

The heater not working in some cases may be related to the overheating problem you are also having. This may be due to a faulty heater blower motor or potentially a bad heater core (https://www.yourmechanic.com/services/heater-is-not-working-inspection). As you may know, the...

Since the noise appears to occur while turning, I would have your mechanic check for a loose or failing accessory drive belt (https://www.yourmechanic.com/services/serpentine-drive-belt-replacement) (often called a 'serpentine" belt). Turning puts more load on this belt, and it may be slipping....

The most likely cause is in the shifter. Possibly a broken shifter bushing or shifter cable. Possible causes are the ignition switch (https://www.yourmechanic.com/services/ignition-switch-replacement) or shifter interlock (https://www.yourmechanic.com/services/shifter-interlock-solenoid-replacement). Your vehicle is a Chevy Trailblazer badged as an Isuzu. For these vehicles...