If the 123autoparts.com coupon code isn't working, consider the following steps:
- Check the expiration date of the coupon code.
- Ensure the code is entered correctly, without any typos.
- Review the terms and conditions of the coupon for any restrictions or exclusions.
- Verify the minimum purchase requirement if applicable.
- Clear browser cookies and cache, then try applying the code again.
- Contact customer support for assistance with the coupon code.
If none of these steps resolve the issue, the coupon code may no longer be valid.