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New and used 2026 GMC Sierra 3500 SLE trucks for sale near Saint Louis, MO

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41 matches 30 miles from 63156
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Est. $400 /mo*
Down Payment
$0
Net trade-in value
$0
Months
72
APR
7.0%
Sales tax
0.0%

*Estimated payments are calculated by Cars.com and are for informational purposes only. We’ve estimated your taxes based on your provided ZIP code. These estimates do not include title, registration fees, lien fees, or any other fees that may be imposed by a governmental agency in connection with the sale and financing of the vehicle. Other taxes may apply. They do not represent a financing offer or a guarantee of credit from the seller. Actual terms vary by lender.

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New

2026 GMC Sierra 3500 SLE

$60,838
Est. $1,138/mo*
O'Fallon Buick GMC
(1,595 reviews)
O'Fallon, MO (29 mi.)
Call Check availability Check availability

Vehicle information

Ext. color: Summit White
Int. color: Jet Blk Clth
Drivetrain: Four-wheel Drive
Fuel type: Diesel
Transmission: Automatic
Engine: Duramax 6.6L V-8 diesel direct injection, intercooled turbo, die
Stock #: G26354
VIN: 1GT4UTE70TF165240

Features

Convenience: Heated Seats, Heated Steering Wheel, Keyless Entry, Keyless Start, Navigation System, Remote Start
Entertainment: Premium Sound System, USB Port, WiFi Hotspot
Exterior: Alloy Wheels, Tow Hitch, Tow Hooks
Safety: Automatic Emergency Braking, Backup Camera, Brake Assist, LED Headlights, Lane Departure Warning, Stability Control

Reviews

O'Fallon Buick GMC review

Everyone from Joel in sales to Zach in finance was

September 10, 2025
By ADAM KREIENHEDER from Ofallon, MO

Everyone from Joel in sales to Zach in finance was amazing to work with. They made sure I understood and was comfortable every step of the process of buying our new car.

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2026 GMC Sierra 3500 SLE
2026 GMC Sierra 3500 SLE
2026 GMC Sierra 3500 SLE
2026 GMC Sierra 3500 SLE
2026 GMC Sierra 3500 SLE
2026 GMC Sierra 3500 SLE View all 19 photos

New

2026 GMC Sierra 3500 SLE

$59,488 MSRP $64,035
Est. $1,112/mo*
Frank Leta Buick GMC
Cape Girardeau, MO (100 mi.)
Call Check availability Check availability

Vehicle information

Ext. color: Cardinal Red
Int. color: Jet Black
Drivetrain: Four-wheel Drive
Fuel type: Gasoline
Transmission: Automatic
Engine: 6.6L V-8 gasoline direct injection, variable valve control, regu
Stock #: 9412
VIN: 1GT5UTE73TF109992

Features

Convenience: Adaptive Cruise Control, Keyless Entry, Keyless Start, Navigation System, Remote Start
Entertainment: Premium Sound System, USB Port, WiFi Hotspot
Exterior: Alloy Wheels, Tow Hitch, Tow Hooks
Safety: Automatic Emergency Braking, Backup Camera, Brake Assist, LED Headlights, Lane Departure Warning, Stability Control

*Estimated payments are calculated by Cars.com and are for informational purposes only. We’ve estimated your taxes based on your provided ZIP code. These estimates do not include title, registration fees, lien fees, or any other fees that may be imposed by a governmental agency in connection with the sale and financing of the vehicle. Other taxes may apply. They do not represent a financing offer or a guarantee of credit from the seller. Actual terms vary by lender.

**Your Saved Vehicles list will be shared along with your contact information when you submit a vehicle request to a dealership. To opt out of this sharing, please view your options on Cars.com Privacy Notice.

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Sierra 3500 trims
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‡Monthly budget search results are estimated based on a 72-month loan term with $0 down payment, $0 trade-in value, 0.0% sales tax and 7.0% APR. Inputs can be personalized using the calculator.
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GMC Sierra 3500 trims
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