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24 technicians listed · 9 in Simi Valley · 8 open weekends · 23 rated 4.5+ · 1 shows a license
Data verified October 16, 2026
Listed for drivers in and around Simi Valley, CA, these 24 shops repair and replace radiators and cooling system parts. What each one says about recoring, warranties and truck work comes from its own website; ratings and quotes come from public reviews.
Of the 24 technicians we list here, 9 are in Simi Valley itself and 15 come from towns including Thousand Oaks (5, 9 mi), Sun Valley (3, 21 mi) and Santa Clarita (2, 18 mi). The technicians on this page are rated from 4.4 to 5.0 across 4,600 reviews; 15 have 50 or more reviews and 23 are rated 4.5 or higher. When customers rate these technicians on specific qualities, they most often praise quality (87%), professionalism (85%) and value (85%). The topics that come up most in reviews of the technicians on this page are "diagnosis", "fair" and "honest". 8 are open on Saturdays. The services the technicians on this page list most often on their websites are clutch repair (3), transmission repair (3), A/C repair (2), brake repair (2) and check engine light (2). 1 shows a license on its website; 7 list staff certifications (ASE) and 8 have a BBB rating of A or A+. 20 have ten or more years of experience, the longest 59 years. 5 offer financing; 1 gives free estimates; 7 are family- or locally-owned and 12 list coupons or special offers. We count these figures across the technicians on this page; distances are straight-line, and hours and prices change, so confirm the details with the technician before you visit.
9 of the 24 shops are in Simi Valley; the others come from other towns within 25 mi. Radiator specialists serve a wide area, so the nearest one may well be a town over.
