Precision Tune Auto Care

No. Precision Tune Auto Care is not STAR certified. If your DMV renewal notice says "STAR Station Required," you will need to visit a STAR certified station instead.

No. Precision Tune Auto Care is licensed as a Test & Repair station. This station can run your smog test and, if the vehicle fails, diagnose and repair it in the same shop.

Precision Tune Auto Care is open Monday 8 AM to 6 PM; Tuesday 8 AM to 6 PM; Wednesday 8 AM to 6 PM; Thursday 8 AM to 6 PM; Friday 8 AM to 6 PM; Saturday 8 AM to 5 PM. Closed Sunday. Hours can change on holidays, so call ahead if you are cutting it close.

Yes. Precision Tune Auto Care accepts walk-ins, so you can drive in without booking ahead.

Precision Tune Auto Care accepts Credit Card, Debit Card, NFC/Contactless.

Google lists the following accessibility features at Precision Tune Auto Care: wheelchair accessible entrance, wheelchair accessible parking, wheelchair accessible restroom.

Precision Tune Auto Care has held a BAR smog license since 1997. You can verify the license status at bar.ca.gov.

Precision Tune Auto Care has not published a price on SmogCheckDeals. The Bureau of Automotive Repair puts the statewide average at $69.16 as of August 2026, about $65 for a 2000-or-newer vehicle and $73 for 1999-or-older, plus the $8.25 certificate fee. Call (619) 441-8888 for a quote.

Precision Tune Auto Care does not take online bookings here, but walk-ins are welcome. Call (619) 441-8888 to check the wait.

Staff at Precision Tune Auto Care speak English.

Bring the car, your registration or DMV renewal notice, and a way to pay. Most smog checks take 15 to 30 minutes, and most visits are closer to 20.

Because Precision Tune Auto Care is a Test & Repair station, it can diagnose and repair the problem in the same shop, then run the free retest within 30 days. If the repair bill is steep, California's Consumer Assistance Program covers up to $1,200 of emissions repairs for qualifying owners.

The closest alternatives in El Cajon are All Cars Smog Test Only (0.7 mi) and Ideal Smog Station (0.9 mi). Both are listed further up this page with their ratings and hours.