To find the meaning of engine code 1406 for your 1996 Buick, I recommend the following:
* Consult your owner's manual: The manual often contains a section listing common engine codes and their meanings.
* Use an online code lookup tool: Many websites specialize in automotive diagnostics, and you can usually search for the code by make, model, and year.
* Visit a reputable auto repair shop: A mechanic will have access to diagnostic tools and databases that can help them identify the issue.
Remember:
* The code number might vary slightly depending on the specific model of your Buick.
* An engine code is only a starting point for diagnosis. It's important to get a professional opinion to determine the root cause of the problem.