Recall 20V346000: Service Brakes, Hydraulic:foundation Components:disc:caliper
Official campaign-level recall information with affected vehicle links and a VIN-first buyer check.
Reviewed June 2026 from NHTSA recall campaign records. Carchieve is independent and not affiliated with any vehicle manufacturer or government agency.
Recall summary
Mazda North American Operations (Mazda) is recalling certain 2020 CX-30 and Mazda3 vehicles. The front brake caliper mounting bolts may not have been tightened properly during assembly, possibly allowing the calipers to loosen.
Safety risk
Loose brake calipers can reduce braking performance or interfere with wheel rotation, affecting vehicle handling. Either of these scenarios can increase the risk of a crash.
Recall remedy
Mazda will notify owners, and dealers will inspect the front brake caliper bolts, tightening them as necessary. If bolts are missing, the affected brake caliper will be replaced. Repairs will be performed free of charge. The recall began July 24, 2020. Owners may contact Mazda customer service at 1-800-222-5500, Option 4. Mazda's number for this recall is 4420F.
Frequently asked questions
What is recall campaign 20V346000?
Mazda North American Operations (Mazda) is recalling certain 2020 CX-30 and Mazda3 vehicles. The front brake caliper mounting bolts may not have been tightened properly during assembly, possibly allowing the calipers to loosen.
How do I know if this recall applies to my car?
Use the exact 17-character VIN. A campaign can affect only certain production ranges, trims or equipment configurations.
Are recall repairs free?
Safety recall remedies are generally performed by franchised dealers at no charge when the exact VIN is affected and the remedy is available.
Check the exact VIN before you buy
Model-level pages show public safety patterns. A full VIN report helps confirm the exact vehicle, decoded specs, recall applicability and buyer checks.
Get Full Report