Mainland Auto Parts

Warranty, Return Policy, Terms and Conditions

Mainland Auto parts requests all our customers to review the following Warranty, Return Policy, Terms and Condition carefully and only then to place your order.

By Placing the order with us on our website, using an invoice or over the phone you accept all the warranty, Return Policy, Terms and Condition set forth below in this agreement.


Mainland Auto Parts provides a limited warranty of Standard 30 Days from the date received by the original purchaser or installer, unless otherwise specified, and covers the replacement of defective parts. The warranty applies only to replacement unless a part cannot be located for exchange. In such cases, a full refund will be issued. A refund or an exchange of a defective part can only be processed with the original sales receipt. All items must be returned in their original condition for replacement and must not be damaged due to incorrect installation. Electrical parts cannot be returned and are mostly sold “As Is”.

  • All sales are final.
  • Parts will be replaced within 30 Days if they are found to be defective.
  • Items returned after the warranty period will not be refunded and will be returned to sender.
  • Parts must be received within 30 days of the original shipment delivery date in order to be accepted.
  • We provide extended warranties at an additional cost.
  • The Standard Warranty does not cover cosmetic damage that does not affect the functionality of the Product.
  • The Standard Warranty does not cover System damage due to extraneous events not directly related to the workmanship or material of the System including, but not limited to, surges, floods, and fires.
  • If the part turns out to be incorrect or defective, Mainland auto parts reserves the right to ask for Diagnostic reports, Maintenance and Repair report to verify the claim.
  • Electrical parts cannot be returned. (We do not accept responsibility for improperly installed electrical parts and we do not guarantee they will solve your electrical problem).
  • Mainland Auto Parts is not responsible for any consequential loss or damages.
  • There is no warranty or reimbursement for labor under any circumstances.
  • If a defective part cannot be located for replacement, a full refund can be made by company within 30 Days.
  • All sheet metal, glass and body parts are sold “As Is”
  • Non-rebuildable or incomplete cores are not acceptable for credit.
  • No claims can be made on body parts, colors or trim packages.
  • Damaged or altered parts are not warranted.
  • No warranty will be honored without receipt.
  • Overheating of parts sold voids all warranties.
  • Mainland Auto Parts makes no claim regarding the suitability of any part for a particular purpose. Buyer is responsible for determining suitability of purchased parts for intended purpose.
  • Items returned after the warranty period will not be refunded and will be returned to sender.


  • If the RMA is requested within the initial thirty (30) days of warranty from the date of delivery of the part, Mainland Auto Parts will cover two-way standard shipping for the return and replacement of the Product.
  • If the RMA is requested after the initial thirty (30) days of warranty from the date of delivery, the customer is responsible to pay for all shipping charges to Mainland Auto Parts.
  • It is the responsibility of the customer to return the part back to Mainland Auto Parts if the same is rejected due to personal reasons.
  • A 25% restocking fee would be applicable if the part is returned and is in 100% good working condition.
  • It is the responsibility of the customer to Ensure that the part shipped back to the accurate return shipping address provided by the Customer Service Executive.
  • Mainland Auto Parts is not responsible for lost or damaged packages during the return shipping process.
  • Customer must use FedEx, UPS, or USPS to ship the package back to Mainland Auto Parts or the return address provided to ensure proof of delivery.
  • Customer must insure the package against damages and loss. Item that’s being returned should be packed in the original box, if possible, or packed securely in an appropriately sized box.


  • The RMA Authorization will be provided to customer’s post checking the warranty and reports provided by the customer at the time of Escalation.
  • The assigned RMA is valid for ten (10) business days from the date that it was issued.
  • Systems and/or Parts and Peripherals received for RMA after the expiration of the RMA date will be assessed a 25% service and handling charge.
  • Repair service orders that are received but are missing any of items requested by the Mainland Auto Parts Customer Care agent will be rejected.
  • Mainland Auto Parts will not pay additional shipping charges customer may incur for shipping missing items.
  • RMA items that are determined to be Out of Warranty will be charged additional for labor and diagnostics, plus the cost of repair parts, return shipping and handling costs.
  • In the event a system is determined to be Out of Warranty, Mainland Auto Parts will obtain the customer’s permission to proceed with repairs prior to incurring any charges.


Prior to the installation and operation of the used OEM products, it is necessary to perform several inspections, change over accessories, and routine maintenance. Many accessory parts and components have been left attached to the assembly for your convenience and care of handling. The installer is responsible for exchanging parts and accessories as needed and replacing normal wear & tear items that are not covered under the warranty. These changeover accessories and wear & tear items are not included in the price or warranty for this product. Failure to complete, may void warranty.

  1. Must be within the warranty period.
  2. Original shipping charges will be deducted from refund total unless the returned item was sold incorrectly or damaged.
  3. Refunds will be processed once the item have been received and inspected.
  4. Refunds typically take 3-5 days to process.