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San Bernardino County

San Bernardino Lemon Law

Drivers in San Bernardino are covered by the Song-Beverly Consumer Warranty Act (with Tanner Consumer Protection Act presumption) (Cal. Civ. Code §§ 1790-1795.8 (Song-Beverly); § 1793.22 (Tanner Act)). If your new or used vehicle has a substantial defect the dealer can't fix, you may be entitled to a refund, replacement, or cash settlement. The manufacturer pays the legal fees — you pay nothing out of pocket.

Where San Bernardino cases are filed

San Bernardino County Superior Court - San Bernardino Justice Center

247 W. 3rd Street, San Bernardino, CA 92415

https://www.sb-court.org/ →

Why local conditions matter

How San Bernardino's driving environment affects vehicle reliability

San Bernardino has very hot, dry summers with highs frequently 100-110F and cool winters. The valley experiences heavy dust, occasional Santa Ana winds, and significant heat-island effects during summer afternoons.

Major routes:  I-10 · I-215 · I-15 · CA-210 · CA-330

Engine overheating and cooling-system failures

Sustained triple-digit summer heat combined with mountain-grade driving up CA-330 and the Cajon Pass stresses radiators, water pumps, and electric cooling fans, producing coolant warnings, head-gasket complaints, and recurring thermal-management repairs.

HVAC and A/C compressor failures

Extended idle in summer traffic plus consistent 105F+ ambient temperatures cycle A/C compressors near design limits, producing weak cooling, compressor seizures, and HVAC blend-door failures that mount into Tanner Act repair histories.

Transmission shudder under heat and grade loads

Cajon Pass and CA-330 grade climbs in summer heat repeatedly overheat transmissions and torque converters, producing shudder, harsh shifting, and delayed engagement that often resists single-attempt repairs and builds repeat warranty work.

Suspension and steering complaints from rough roads

Aging Inland Empire road surfaces and rural-area pothole conditions stress struts, control arms, and steering racks; combined with manufacturing defects this surfaces clunks, alignment drift, and steering-feel complaints that resist single-visit repairs.

Dealership clusters

San Bernardino's franchised-dealer cluster runs along the Inland Center / Hospitality Lane corridor near I-215 and I-10, with additional dealerships in nearby Colton, Highland, and Redlands. Most mainstream American, Japanese, and Korean brands maintain authorized service operations within central San Bernardino, with luxury European brands also represented at the Inland Center auto cluster.

Brands we see most

San Bernardino skews heavily toward American trucks and SUVs (Ford, Chevrolet, GMC, Ram, Jeep), Japanese family vehicles (Toyota, Honda, Nissan), and Korean brands (Hyundai, Kia). Diesel pickups for work and recreation are common, surfacing diesel emissions cases alongside standard Tanner Act claims on family vehicles.

Areas served around San Bernardino

  • North Park
  • Verdemont
  • Arrowhead Farms
  • Del Rosa
  • Rancho Cucamonga border
  • Highland border

Your rights under California law

Song-Beverly Consumer Warranty Act (with Tanner Consumer Protection Act presumption)

Song-Beverly Consumer Warranty Act (with Tanner Consumer Protection Act presumption) (Cal. Civ. Code §§ 1790-1795.8 (Song-Beverly); § 1793.22 (Tanner Act)) gives California drivers the right to a refund, replacement, or cash settlement when the manufacturer can't fix a substantial defect. The threshold is 4 repair attempts or 30 cumulative days out of service, within 18 months of delivery.

Full California lemon law guide →

Common questions

Lemon law in San Bernardino, CA

Where do San Bernardino residents file lemon lawsuits?

Most Song-Beverly cases are filed at the San Bernardino County Superior Court's San Bernardino Justice Center at 247 W. 3rd Street, downtown San Bernardino. Cases are filed against the manufacturer, not the dealer. San Bernardino County is the proper venue if you reside there or bought or serviced the vehicle locally. Filing fees for unlimited civil cases run around $435. Most lemon-law attorneys file electronically and handle venue analysis for you, so you generally don't appear in person unless trial is set. Bilingual representation is widely available in the Inland Empire.

My truck overheats climbing Cajon Pass. Is that a lemon?

If the overheating recurs and the dealer cannot fix it after multiple attempts, yes. Song-Beverly covers any nonconformity that substantially impairs use, value, or safety, and a vehicle that overheats under normal regional conditions (which clearly includes the Cajon Pass and CA-330 for San Bernardino residents) is not conforming to warranty. The Tanner Act presumption applies if the same overheating issue has been repaired four or more times within 18 months / 18,000 miles, or if the vehicle has been out of service for cumulative 30+ days. Document every visit with a written Repair Order.

Does the 110F summer heat damage count as misuse?

No. Normal exposure to Inland Empire heat is foreseeable use, not misuse. A manufacturer cannot defeat a Song-Beverly claim by arguing that San Bernardino summers were too hot for its cooling system, A/C, or transmission. Vehicles sold in California must perform under California conditions. The 'unauthorized or unreasonable use' defense under Cal. Civ. Code 1793.2(e)(3) is narrow and typically requires evidence of off-road abuse, racing, or aftermarket tampering, not ordinary commuting in normal regional weather. Save your service records and let the repair history speak for itself.

My diesel truck keeps failing DPF regens. Now what?

Diesel particulate filter failures, recurring EGR codes, DEF system faults, and turbo issues are common Song-Beverly claims, particularly when the dealer cannot resolve them after multiple attempts. The Tanner Act presumption applies if the same emissions defect has been subject to four or more repairs within 18 months / 18,000 miles, or if the truck has been out of service for cumulative 30+ days. Save every Repair Order, regen attempt log, and tow receipt. Diesel emissions cases often produce strong recoveries because emissions defects substantially impair use and value and trigger smog and registration problems.

I bought a used truck with a written warranty. Am I covered?

Likely yes. Cal. Civ. Code 1795.5 extends Song-Beverly's repair-or-replace obligations to used vehicles sold by a distributor or retailer with a written warranty. If your truck is still under the original factory warranty, claims run against the manufacturer. If only a dealer-issued written warranty applied, claims run against that dealer. The implied warranty duration for used vehicles cannot exceed three months. Keep your sales contract, any warranty booklet handed to you at signing, and every Repair Order showing complaint, diagnosis, and parts replaced.

How much does a lemon law attorney cost?

Nothing upfront. California lemon-law cases are typically handled on contingency because Cal. Civ. Code 1794(d) requires the manufacturer to pay the prevailing consumer's reasonable attorneys' fees and costs separately from your recovery. You keep your full refund or replacement; the manufacturer pays your attorney's fees on top. Be cautious of any firm that asks for an hourly retainer or a percentage of your refund proceeds. A reputable Song-Beverly firm should provide a written, no-fee engagement letter that clearly explains the contingency structure before you sign anything.

Stuck with a lemon in San Bernardino?

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