Safety Warning
DIY auto repair can cause serious injury, fire, or vehicle damage. These guides are for informational purposes only. Always follow OEM torque specs, wear PPE, and consult a certified mechanic if you are unsure. You are solely responsible for your safety.
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HOMESERVICE MANUALSCHEVROLET2019TRAX PREMIER, AWDREPAIR AND DIAGNOSISEXTERNAL PAGESDIFFERENT CARSECTION 6 (ENGINE COOLING SYSTEM)DIAGNOSTIC INFORMATION AND PROCEDURESENGINE FAILS TO REACH NORMAL OPERATING TEMPERATURE
2019 Chevrolet Trax Premier, AWD
Engine Fails To Reach Normal Operating Temperature
2019 Chevrolet Trax Premier, AWDSECTION Engine Fails To Reach Normal Operating Temperature
WARNING: This page is about a different car, the 2018 Chevrolet Trax and 2018 Buick Encore. However, it is still accessible from the selected car via links, so may be relevant.
| Step | Action | Yes | No |
|---|---|---|---|
| 1 | Check the coolant level in the radiator surge tank. Refer to Cooling System Draining and Filling . Is the coolant at the proper level? |
Go to Step 3 | Go to Step 2 |
| 2 | Add coolant to the radiator surge tank as necessary. Does the engine still fail to reach normal operating temperatures? |
Go to Step 3 | System OK |
| 3 | Check for a blockage in the coolant passages. Are there any blockages in the coolant passages? |
Go to Step 4 | Go to Step 5 |
| 4 | Flush the cooling system or flow check the radiator. Does the engine still fail to reach normal operating temperatures? |
Go to Step 5 | System OK |
| 5 | Check to see if the incorrect thermostat was installed or if it is stuck or sticks in the open position. Was the incorrect thermostat installed, or is it stuck or does it stick in the open position? |
Go to Step 6 | - |
| 6 | Replace the thermostat. Refer to Engine Coolant Thermostat Replacement (2H0) Engine Coolant Thermostat Replacement (LUV) . Does the engine still fail to reach normal operating temperature? |
- | System OK |
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When to See a Mechanic
Stop DIY work and contact a certified mechanic immediately if any of the following apply:
- • You smell fuel, burning insulation, or see smoke.
- • Brakes feel soft, pull hard to one side, or make grinding noises.
- • The engine overheats, stalls repeatedly, or misfires under load.
- • You are missing required tools, torque specs, or safe lifting equipment.
- • You are not confident in the next step or safety outcome.