Welcome to the Mark’s Auto Sales family and congratulations on your car purchase. This section of the website will help you find everything you need to know as a Mark’s Auto Sales customer. If at any time you need any assistance from account services to vehicle maintenance, please let us know.  We are open Monday-Saturday, 9am-7pm.  Call us at 303-592-7725 or contact us online here.

Account Services

If you purchased your vehicle with a buy here pay here loan your loan will be reassigned to our related finance company.  We take cash, checks, money orders, debit and credit cards at our payment desk during business hours.  We also accept payments by mail, over the telephone and online through Portal Pay, (get the Free Portal Pay app for iPod/iPhone/iPad in the iTunes app store).  We are constantly looking for ways for customers to pay easier.

Maintenance and Service

We have a service department to service the vehicles we sell.  Please visit our blog for maintenance tips, and check out our service and oil change specials. Most repairs costs can be minimized with proper maintenance and early repairs when the problem first starts.  Please give us a call at 303-592-7725 or contact us for service.

Refer a Friend

We appreciate you for sending your friends and family to Mark’s Auto Sales when they are in need of a vehicle.  Know of someone? Get the “Mark’s Money” coupon, and we’ll send you a check when they purchase their vehicle.

Marks Auto Sales Referral Check

Customer Blog

See the latest blog posts relevant to our customers, here.

Customer Gallery

Welcome BackOur business was built by repeat & referral customers since 1983