Skip to content

Guides

Engine & Warning Lights

Check engine lights, misfires, overheating, oil pressure and strange smells: what each symptom points to and which checks to run first.

Check Engine Light Came On After Getting Gas? Start With the Cap

Engine & Warning Lights Check Engine Light Came On After Getting Gas? Start With the Cap Check engine light on after getting gas? Tighten or replace the gas cap, inspect the seal and filler neck, read the code, then drive a few days before testing. Read the checklist →

Check Engine Light Flashing? Pull Over First, Then This

Engine & Warning Lights Check Engine Light Flashing? Pull Over First, Then This A flashing check engine light usually means an active misfire that can overheat your catalytic converter. Here's what to do in the first five minutes, how to find the cause, and when to call a tow. Read the checklist →