How to install the coolant temperature sensor on 1993 Chevy truck?
Remove the sensor using a ratchet and a deep-well socket. Hand-tighten the coolant temperature sensor into the engine and tighten it to 17 foot-pounds, using a torque wrench and a deep-well socket. Plug the wiring harness back into the rear of the sensor. Remove the radiator cap from the 1500 and start the truck’s engine.
Where is the coolant temperature sensor on a 4.3 liter engine?
The 4.3-liter’s sensor is on the right cylinder head, beneath the rear of the exhaust manifold. On the 5.0- and 5.7-liter engines, the sensor is on the right cylinder head under the exhaust manifold. On the 6.2-liter engine, the sensor is on the right cylinder head, in front of the exhaust manifold.
What are the symptoms of a bad coolant temperature sensor?
Hence, it is advised to have your car inspected right away to avoid any serious problems. Here is a more detailed list of the common symptoms of a bad coolant temperature sensor. One of the first symptoms you will notice is that the check engine light will activate.
How can you tell if your throttle position sensor is bad?
The most common symptom is your check engine light. This indicator is a vague symptom, as it could also point to a variety of issues, but you can expect to see it if there’s any issue with your throttle position sensor. Next, any unusual changes in your acceleration could be linked to this sensor.
Remove the sensor using a ratchet and a deep-well socket. Hand-tighten the coolant temperature sensor into the engine and tighten it to 17 foot-pounds, using a torque wrench and a deep-well socket. Plug the wiring harness back into the rear of the sensor. Remove the radiator cap from the 1500 and start the truck’s engine.
The 4.3-liter’s sensor is on the right cylinder head, beneath the rear of the exhaust manifold. On the 5.0- and 5.7-liter engines, the sensor is on the right cylinder head under the exhaust manifold. On the 6.2-liter engine, the sensor is on the right cylinder head, in front of the exhaust manifold.
How to run a diagnostic test on a 1993 Chevy truck?
They will be on the end of the row to the far right, and the will be side by side. Place your key into the Chevy’s ignition and turn it, but don’t crank the engine. Watch the “check engine” light. It will start flashing. Chevy trouble codes are two digits. The first digit will be represented by a long flash.
What causes hesitation and stumbling in a 1990 Chevy c1500?
An expert that got 10 achievements. Re: 1990 chevy c1500 hesitation and stumbling during… Based on what you said, I would say the engine is starving for fuel. The computer has to be disabled to set timing – there should be a procedure for that. I would start with checking fuel pressure at the throttle body.
Where is the coolant temperature sensor on a 5.0 liter car?
On the 5.0- and 5.7-liter engines, the sensor is on the right cylinder head under the exhaust manifold. On the 6.2-liter engine, the sensor is on the right cylinder head, in front of the exhaust manifold.
What is the diagnostic code for bad throttle position sensor?
Using a code reader, you should be able to confirm whether a faulty TPS is the culprit or a different component. Diagnostic trouble codes P0120, P0121, P0122, P0123, and P0124 are what will commonly appear. The engine can stall for no reason and without any warning. This happens when the TPS gives incorrect information to the ECM.
How do you remove a coolant sensor from an engine?
Position a drain pan under where the coolant sensor is. This catches any residual fluid that may be in the engine. Unplug the coolant temperature sensor wiring harness, by pulling up on the locking tab and pulling the harness from the sensor. Remove the sensor using a ratchet and a deep-well socket.
Where is the coolant sensor on a 7.4 liter engine?
The 7.4-liter’s sensor is found in the center of the right cylinder head, above the exhaust manifold. Position a drain pan under where the coolant sensor is. This catches any residual fluid that may be in the engine.
Where is the fuel sensor on a 6.2 liter engine?
On the 6.2-liter engine, the sensor is on the right cylinder head, in front of the exhaust manifold. The 7.4-liter’s sensor is found in the center of the right cylinder head, above the exhaust manifold.
Are there any knock sensor problems on GM trucks?
Knock Sensor Problems on GM Vehicles. Knock sensor problems are common on 1999-2007 Chevy Silverado, Express Van, Tahoe and Suburban trucks. Of course, this means that the GMC Sierra and Yukon of the same years have the same issues.
Are there any aftermarket sensors for GM cars?
After doing the job a few times I’ve learned I can save by using the Dorman aftermarket harness. It works well and carries a reasonable price tag. However, I would recommend going with the delco sensors as I had problems with the cheaper ones being defective right out of the box. The job is time-consuming, but straightforward.
Can a genuine GM oxygen sensor be replaced?
If you need to replace your oxygen sensor, only do it with a genuine OEM GM oxygen sensor. An OEM oxygen sensor will be optimized to meet the needs of your vehicle. It will know the right amount of fuel to air. An OEM oxygen sensor will last as long as the original part.