You will need a engine scanner to scan the engine with, There is a problem with the emission system. A scanner will tell you the codes and what erea to look in.
Some parts stores will do this for free.
A vacuum leak, a bad injector and if the check engine light is on, check the codes.
To reset the check engine light on a Chevy Tahoe, you can disconnect the negative battery terminal for about 10-15 minutes, which will clear the system's memory. Alternatively, you can use an OBD-II scanner to read the trouble codes and clear them, resetting the light. However, it’s important to address the underlying issue that triggered the check engine light before resetting it to avoid reoccurrence.
After repairing the cause of the code, you clear the code with a scan tool.
You will have to take the dash apart and replace the bulb.
An emission or performance problem will cause the Check Engine Light to illuminate. You can take your vehicle to Auto Zone and have the computer scanned for trouble codes. There is no charge.
Check gauge? Never heard of a check gauge light. If you are referring to the check engine light it is on because there is a problem with the emissions system. You need to have the ECU scanned by a professional.
It means there is a problem in the emission system are transmission. Need to have engine scaned with a engine scanner. Some parts stores will do that for free.
go to auto zone or a shop of the sort. they have and sell readers there that will tell you the code and the problem.
Not much info to go on. Ask a trusted mechanic in your area to diagnose it for you.
Under the intake manifild. There are 2. The rear one goes bad and sets the Check Engine Light.
If the check engine light is or has illuminated check for codes. The codes may lead you to the problem.
There are pages and pages of things that can cause a check engine light. You need to have it checked with a scantool. Then the code can be diagnosed and repaired.