South Bay Auto Repair on Chula Vista's Broadway corridor has handled engine rebuilds, brake jobs, transmission service, and suspension work from the same Suite G location since 1996. The shop's brake and suspension program covers rotor resurfacing, caliper rebuilds, and coil-over swaps across both domestic and import platforms — a full-chassis scope that dovetails with the alignment and tire-mounting services at Hernandez Tire Pros. Diagnostic scans use OBD-II and manufacturer-specific protocols to isolate misfires, sensor faults, and emissions codes before any parts are ordered. Engine rebuild work includes cylinder honing, valve-seat reconditioning, and crankshaft balancing for four-, six-, and eight-cylinder blocks. Vehicles requiring structural or panel repair after mechanical work move through a referral corridor that includes Crash Champions Collision Repair Chula Vista for I-CAR-certified body and paint services. The facility's heaviest jobs involve complete long-block replacements paired with R-134a A/C system evacuations, new compressor installs, and computerized timing-belt tensioner calibrations.