1 mobile mechanic handling spark plug replacement in San Diego, CA, at your car. $150–$290 in this market. Compare price ranges and reviews. Free to search.
Diagnostics first. We won't replace parts until the scan says we should. Saves Turo hosts thousands a year.
Plug swap with gap-check; coil pack inspection.
Nationally this job sits at $150–$300. In San Diego, CA, the published ranges on this page run $150–$290. Four things move you inside that band: the vehicle first, then parts grade, then how far the tech drives to reach you, then whatever seizes or snaps on the way out. A quote that names all four is a quote you can trust; a single flat number usually isn't.
Every mechanic here publishes their own low-to-high for this job. Compare the bands, then call two — the first one who can roll is usually the right answer when the car is already down.
National price guide: what mobile spark plug replacement costs →