GMC 150 Auto Meter Phantom Gauges Parts

Troubleshooting a fuel gauge can be a seriously aggravating issue. Click here for a video showing some hints and tips!

These Omega Avant-series gauges from Speedway Motors were inspired by the deco masterpieces in cars like the Lincoln Zephyr and Coffin-nosed Cord. They will look right at home in your 30’s or 40’s street rod, hot rod, or custom.

Learn about GM alternator identification in our guide. We cover GM 3 wire alternators, 1 wire alternators, and externally regulated so you know what to choose.

Understand GM’s AFM system—how it operates, it’s pros and cons, common lifter failures, and your options for tuning, disabling, or full AFM delete.