Questions

Check Engine Light Was On And Went Out On Its Own?

Check engine blinked intermittently for a few moments, then went out The check engine light had been on for some time due to exhaust immersion pump fail. Why would the light now be out.

No Power To Any Doors

None of my switches work on any of my doors . The windows, locks , mirrors. Fuses are all good.

245

Premium Gas Recommend

On my dash it says "premium gas recommend" does that mean I have to use 91/92 octane gas or can I use 89/90 octane gas?