My check engine light is on

[lumberjim]

Originally Posted by xoxoxoBruce

Wait, isn't the PCM part of the emissions control system? Any part of that system is under warranty, for 80,000 miles, by federal law.

the emissions warranty is 8 yr or 80K whichever comes first, and only for these components:

What Are Specified Major Emission Control Components?

There are three specified major emission control components,
covered for the first 8 years or 80,000 miles of vehicle use on 1995
and newer vehicles:

* Catalytic converters.

* The electronic emissions control unit or computer (ECU).

* The onboard emissions diagnostic device or computer (OBD).