Used cars under $400/month available at Classic Buick GMC in Houston

Updated October 24, 2026

Classic Buick GMC has 29 used cars under $400/month in stock, priced from $12,997 — estimated $270/month at 8.99% APR over 60 months with $0 down, on approved credit, for that lowest-priced vehicle; terms vary by vehicle age and mileage, listed cheapest first.

In stock29 used cars under $400/month (as of October 24, 2026)
Priced from$12,997
Drivetrain21 FWD, 3 RWD, 3 AWD, 2 4X4
ListedLowest advertised price first
  1. 2018 Chevrolet Malibu LS 1LS1

    93,468 mi · 6-Speed Automatic · FWD

    • Lowest-priced on this list
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  2. 2017 Ram 1500 SLT2

    115,972 mi · 8-Speed Automatic · 4WD

    • $3,747 below the list median
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  3. 2017 Chevrolet Tahoe LT3

    134,239 mi · 6-Speed Automatic Electronic with Overdrive · RWD

    • $3,402 below the list median
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  4. 2024 Kia Forte LXS4

    65,885 mi · CVT · FWD

    • $2,978 below the list median
    • 28 / 39 MPG city/hwy
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  5. 2021 GMC Terrain SLE5

    64,896 mi · 9-Speed Automatic · FWD

    • $2,676 below the list median
    • 25 / 30 MPG city/hwy
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  6. 2021 Jeep Grand Cherokee L Laredo6

    117,529 mi · 8-Speed Automatic · RWD

    • $2,513 below the list median
    • 19 / 26 MPG city/hwy
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  7. 2018 Ford F-150 XLT7

    130,448 mi · 10-Speed Automatic · RWD

    • $1,882 below the list median
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  8. 2025 Nissan Altima 2.5 SV8

    60,680 mi · CVT with Xtronic · FWD

    • $1,870 below the list median
    • Newest on this list
    • Under 100,000 km
    • 27 / 39 MPG city/hwy
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  9. 2024 Nissan Altima 2.5 SV9

    59,060 mi · CVT with Xtronic · FWD

    • $1,557 below the list median
    • Under 100,000 km
    • 27 / 39 MPG city/hwy
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  10. 2025 Nissan Sentra SR10

    36,700 mi · CVT with Xtronic · FWD

    • $886 below the list median
    • Newest on this list
    • Under 100,000 km
    • 30 / 38 MPG city/hwy
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  11. 2024 Chrysler Pacifica Touring L11

    72,775 mi · 9-Speed 948TE Automatic · FWD

    • $880 below the list median
    • 19 / 28 MPG city/hwy
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  12. 2022 Hyundai Sonata SE12

    43,430 mi · 8-Speed Automatic with SHIFTRONIC · FWD

    • $842 below the list median
    • Under 100,000 km
    • 28 / 38 MPG city/hwy
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  13. 2024 Chevrolet Equinox LT13

    63,658 mi · 6-Speed Automatic Electronic with Overdrive · AWD

    • $473 below the list median
    • 24 / 30 MPG city/hwy
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  14. 2022 Toyota Camry SE14

    117,258 mi · 8-Speed Automatic · FWD

    • $280 below the list median
    • 28 / 39 MPG city/hwy
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  15. 15

    70,405 mi · 9-Speed Automatic · FWD

    • 18 / 26 MPG city/hwy
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  16. 2024 GMC Terrain SLE16

    64,775 mi · 9-Speed Automatic · AWD

    • 23 / 28 MPG city/hwy
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  17. 2025 Toyota Corolla LE17

    52,479 mi · CVT · FWD

    • Newest on this list
    • Under 100,000 km
    • 32 / 41 MPG city/hwy
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  18. 2025 Hyundai Elantra Limited18

    33,800 mi · CVT · FWD

    • Newest on this list
    • Under 100,000 km
    • 30 / 39 MPG city/hwy
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  19. 2024 Chevrolet Equinox LT19

    39,025 mi · 6-Speed Automatic Electronic with Overdrive · FWD

    • Under 100,000 km
    • 26 / 31 MPG city/hwy
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  20. 2024 Nissan Altima 2.5 SR20

    33,096 mi · CVT with Xtronic · AWD

    • Under 100,000 km
    • 26 / 36 MPG city/hwy
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  21. 2025 Nissan Altima 2.5 SR21

    56,545 mi · CVT with Xtronic · FWD

    • Newest on this list
    • Under 100,000 km
    • 27 / 37 MPG city/hwy
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  22. 2021 Jeep Grand Cherokee Limited22

    36,558 mi · 8-Speed Automatic · 4WD

    • Under 100,000 km
    • 18 / 25 MPG city/hwy
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  23. 2023 Kia Telluride EX23

    113,699 mi · 8-Speed Automatic · FWD

    • 20 / 26 MPG city/hwy
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  24. 2025 Honda Civic LX24

    26,868 mi · CVT · FWD

    • Newest on this list
    • Under 100,000 km
    • 32 / 41 MPG city/hwy
    View listing
  25. 2024 Toyota Camry SE25

    50,950 mi · 8-Speed Automatic · FWD

    • Under 100,000 km
    • 28 / 39 MPG city/hwy
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  26. 2025 Toyota Camry LE26

    48,149 mi · eCVT · FWD

    • Newest on this list
    • Under 100,000 km
    • Hybrid
    • 53 / 50 MPG city/hwy
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  27. 2023 Hyundai Tucson Limited27

    58,273 mi · 8-Speed Automatic with SHIFTRONIC · FWD

    • Under 100,000 km
    • 25 / 32 MPG city/hwy
    View listing
  28. 2024 Chevrolet Blazer LT28

    21,100 mi · 9-Speed Automatic with Overdrive · FWD

    • Under 100,000 km
    • 22 / 29 MPG city/hwy
    View listing
  29. 2024 Kia K5 GT-Line29

    32,545 mi · 8-Speed Automatic · FWD

    • Under 100,000 km
    • 27 / 37 MPG city/hwy
    View listing

Inventory current as of October 24, 2026.

How can I afford a car under $400 a month?

Classic Buick GMC in Houston offers estimated monthly payments starting at $264 per month for qualified buyers with good credit, well below the $400 target. Actual payments depend on credit profile, interest rate, down payment, and loan term. For customers rebuilding credit, monthly payments may reach $274 depending on the specific financing arrangement. The dealership works with lender rates ranging from 8.99% APR for good credit to 16.99% APR for customers rebuilding credit. Down payment options are flexible: some customers may qualify with $0 down, while those rebuilding credit may need $1,950 down based on credit profile and lender requirements. Loan terms range from 84 months for well-qualified buyers to 60 months for customers rebuilding credit.

Ask about a vehicle at Classic Buick GMC

Send your details and Classic Buick GMC will follow up on the vehicle you have in mind. Or call (281) 579-4300.

Visit Classic Buick GMC

16835 Katy Fwy, Houston, TX 77094 Map

+12815794300

classicbuickgmckaty.com/new-vehicles