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  • Sterling Metallic 2026 GMC Sierra 1500 SLTSterling Metallic 2026 GMC Sierra 1500 SLTSterling Metallic 2026 GMC Sierra 1500 SLTSterling Metallic 2026 GMC Sierra 1500 SLTSterling Metallic 2026 GMC Sierra 1500 SLTSterling Metallic 2026 GMC Sierra 1500 SLT

    $68,080

    MSRP $68,080

    Est. $1,251/mo

    Woodland Motors

    4.7
    Check Availability
    Woodland, CA (22 mi)

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  • Volcanic Red Tintcoat 2026 GMC Sierra 1500 SLTVolcanic Red Tintcoat 2026 GMC Sierra 1500 SLTVolcanic Red Tintcoat 2026 GMC Sierra 1500 SLTVolcanic Red Tintcoat 2026 GMC Sierra 1500 SLTVolcanic Red Tintcoat 2026 GMC Sierra 1500 SLTVolcanic Red Tintcoat 2026 GMC Sierra 1500 SLT

    $68,230

    MSRP $68,230

    Est. $1,253/mo

    Woodland Motors

    4.7
    Check Availability
    Woodland, CA (22 mi)

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  • GAZ SUMMIT WHITE 2026 GMC Sierra 1500 SLTGAZ SUMMIT WHITE 2026 GMC Sierra 1500 SLTGAZ SUMMIT WHITE 2026 GMC Sierra 1500 SLTGAZ SUMMIT WHITE 2026 GMC Sierra 1500 SLTGAZ SUMMIT WHITE 2026 GMC Sierra 1500 SLTGAZ SUMMIT WHITE 2026 GMC Sierra 1500 SLT

    $63,955

    MSRP $66,955

    Est. $1,175/mo

    Thompsons GMC

    3.7
    Check Availability
    Placerville, CA (28 mi)
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  • Volcanic Red 2026 GMC Sierra 1500 SLTVolcanic Red 2026 GMC Sierra 1500 SLTVolcanic Red 2026 GMC Sierra 1500 SLTVolcanic Red 2026 GMC Sierra 1500 SLTVolcanic Red 2026 GMC Sierra 1500 SLTVolcanic Red 2026 GMC Sierra 1500 SLT

    $64,809

    $1K

    MSRP $69,059

    Est. $1,191/mo

    Elk Grove Buick GMC

    4.3
    Check Availability
    Elk Grove, CA (16 mi)
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  • Volcanic Red 2026 GMC Sierra 1500 SLTVolcanic Red 2026 GMC Sierra 1500 SLTVolcanic Red 2026 GMC Sierra 1500 SLTVolcanic Red 2026 GMC Sierra 1500 SLTVolcanic Red 2026 GMC Sierra 1500 SLTVolcanic Red 2026 GMC Sierra 1500 SLT

    $64,809

    $1K

    MSRP $69,059

    Est. $1,191/mo

    Elk Grove Buick GMC

    4.3
    Check Availability
    Elk Grove, CA (16 mi)
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  • Sterling 2026 GMC Sierra 1500 SLTSterling 2026 GMC Sierra 1500 SLTSterling 2026 GMC Sierra 1500 SLTSterling 2026 GMC Sierra 1500 SLTSterling 2026 GMC Sierra 1500 SLTSterling 2026 GMC Sierra 1500 SLT

    $64,659

    $1K

    MSRP $68,909

    Est. $1,188/mo

    Elk Grove Buick GMC

    4.3
    Check Availability
    Elk Grove, CA (16 mi)
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  • Onyx Black 2026 GMC Sierra 1500 SLTOnyx Black 2026 GMC Sierra 1500 SLTOnyx Black 2026 GMC Sierra 1500 SLTOnyx Black 2026 GMC Sierra 1500 SLTOnyx Black 2026 GMC Sierra 1500 SLTOnyx Black 2026 GMC Sierra 1500 SLT

    $64,659

    $1K

    MSRP $68,909

    Est. $1,188/mo

    Elk Grove Buick GMC

    4.3
    Check Availability
    Elk Grove, CA (16 mi)
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  • Summit White 2026 GMC Sierra 1500 SLTSummit White 2026 GMC Sierra 1500 SLTSummit White 2026 GMC Sierra 1500 SLTSummit White 2026 GMC Sierra 1500 SLTSummit White 2026 GMC Sierra 1500 SLTSummit White 2026 GMC Sierra 1500 SLT

    $67,585

    MSRP $67,585

    Est. $1,242/mo

    Woodland Motors

    4.7
    Check Availability
    Woodland, CA (22 mi)

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  • Sterling 2026 GMC Sierra 1500 SLTSterling 2026 GMC Sierra 1500 SLTSterling 2026 GMC Sierra 1500 SLTSterling 2026 GMC Sierra 1500 SLTSterling 2026 GMC Sierra 1500 SLTSterling 2026 GMC Sierra 1500 SLT

    $64,659

    $1K

    MSRP $68,909

    Est. $1,188/mo

    Elk Grove Buick GMC

    4.3
    Check Availability
    Elk Grove, CA (16 mi)
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  • Sterling Metallic 2026 GMC Sierra 1500 SLTSterling Metallic 2026 GMC Sierra 1500 SLTSterling Metallic 2026 GMC Sierra 1500 SLTSterling Metallic 2026 GMC Sierra 1500 SLTSterling Metallic 2026 GMC Sierra 1500 SLTSterling Metallic 2026 GMC Sierra 1500 SLT

    $66,530

    $3K

    MSRP $69,530

    Est. $1,222/mo

    Thompsons GMC

    3.7
    Check Availability
    Placerville, CA (28 mi)
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  • Onyx Black 2026 GMC Sierra 1500 SLTOnyx Black 2026 GMC Sierra 1500 SLTOnyx Black 2026 GMC Sierra 1500 SLTOnyx Black 2026 GMC Sierra 1500 SLTOnyx Black 2026 GMC Sierra 1500 SLTOnyx Black 2026 GMC Sierra 1500 SLT

    $68,710

    MSRP $68,710

    Est. $1,262/mo

    Thompsons GMC

    3.7
    Check Availability
    Placerville, CA (28 mi)
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  • Sterling Metallic 2026 GMC Sierra 1500 SLTSterling Metallic 2026 GMC Sierra 1500 SLTSterling Metallic 2026 GMC Sierra 1500 SLTSterling Metallic 2026 GMC Sierra 1500 SLTSterling Metallic 2026 GMC Sierra 1500 SLTSterling Metallic 2026 GMC Sierra 1500 SLT

    $69,265

    MSRP $69,265

    Est. $1,272/mo

    Thompsons GMC

    3.7
    Check Availability
    Placerville, CA (28 mi)
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  • Volcanic Red Tintcoat 2026 GMC Sierra 1500 SLTVolcanic Red Tintcoat 2026 GMC Sierra 1500 SLTVolcanic Red Tintcoat 2026 GMC Sierra 1500 SLTVolcanic Red Tintcoat 2026 GMC Sierra 1500 SLTVolcanic Red Tintcoat 2026 GMC Sierra 1500 SLTVolcanic Red Tintcoat 2026 GMC Sierra 1500 SLT

    $63,900

    MSRP $66,900

    Est. $1,174/mo

    Thompsons GMC

    3.7
    Check Availability
    Placerville, CA (28 mi)
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  • Sterling Metallic 2026 GMC Sierra 1500 SLTSterling Metallic 2026 GMC Sierra 1500 SLTSterling Metallic 2026 GMC Sierra 1500 SLTSterling Metallic 2026 GMC Sierra 1500 SLTSterling Metallic 2026 GMC Sierra 1500 SLTSterling Metallic 2026 GMC Sierra 1500 SLT

    $68,080

    MSRP $68,080

    Est. $1,251/mo

    Woodland Motors

    4.7
    Check Availability
    Woodland, CA (22 mi)

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  • GAZ SUMMIT WHITE 2026 GMC Sierra 1500 SLTGAZ SUMMIT WHITE 2026 GMC Sierra 1500 SLTGAZ SUMMIT WHITE 2026 GMC Sierra 1500 SLTGAZ SUMMIT WHITE 2026 GMC Sierra 1500 SLTGAZ SUMMIT WHITE 2026 GMC Sierra 1500 SLTGAZ SUMMIT WHITE 2026 GMC Sierra 1500 SLT

    $63,255

    MSRP $66,255

    Est. $1,162/mo

    Thompsons GMC

    3.7
    Check Availability
    Placerville, CA (28 mi)
    Quick view
  • GAZ SUMMIT WHITE 2026 GMC Sierra 1500 SLTGAZ SUMMIT WHITE 2026 GMC Sierra 1500 SLTGAZ SUMMIT WHITE 2026 GMC Sierra 1500 SLTGAZ SUMMIT WHITE 2026 GMC Sierra 1500 SLTGAZ SUMMIT WHITE 2026 GMC Sierra 1500 SLTGAZ SUMMIT WHITE 2026 GMC Sierra 1500 SLT

    $63,255

    $3K

    MSRP $66,255

    Est. $1,162/mo

    Thompsons GMC

    3.7
    Check Availability
    Placerville, CA (28 mi)
    Quick view
  • GAZ SUMMIT WHITE 2026 GMC Sierra 1500 SLTGAZ SUMMIT WHITE 2026 GMC Sierra 1500 SLTGAZ SUMMIT WHITE 2026 GMC Sierra 1500 SLTGAZ SUMMIT WHITE 2026 GMC Sierra 1500 SLTGAZ SUMMIT WHITE 2026 GMC Sierra 1500 SLTGAZ SUMMIT WHITE 2026 GMC Sierra 1500 SLT

    $63,255

    MSRP $66,255

    Est. $1,162/mo

    Thompsons GMC

    3.7
    Check Availability
    Placerville, CA (28 mi)
    Quick view
  • GAZ SUMMIT WHITE 2026 GMC Sierra 1500 SLTGAZ SUMMIT WHITE 2026 GMC Sierra 1500 SLTGAZ SUMMIT WHITE 2026 GMC Sierra 1500 SLTGAZ SUMMIT WHITE 2026 GMC Sierra 1500 SLTGAZ SUMMIT WHITE 2026 GMC Sierra 1500 SLTGAZ SUMMIT WHITE 2026 GMC Sierra 1500 SLT

    $63,955

    MSRP $66,955

    Est. $1,175/mo

    Thompsons GMC

    3.7
    Check Availability
    Placerville, CA (28 mi)
    Quick view
  • GAZ SUMMIT WHITE 2026 GMC Sierra 1500 SLTGAZ SUMMIT WHITE 2026 GMC Sierra 1500 SLTGAZ SUMMIT WHITE 2026 GMC Sierra 1500 SLTGAZ SUMMIT WHITE 2026 GMC Sierra 1500 SLTGAZ SUMMIT WHITE 2026 GMC Sierra 1500 SLTGAZ SUMMIT WHITE 2026 GMC Sierra 1500 SLT

    $63,955

    MSRP $66,955

    Est. $1,175/mo

    Thompsons GMC

    3.7
    Check Availability
    Placerville, CA (28 mi)
    Quick view
  • Onyx Black 2026 GMC Sierra 1500 SLTOnyx Black 2026 GMC Sierra 1500 SLTOnyx Black 2026 GMC Sierra 1500 SLTOnyx Black 2026 GMC Sierra 1500 SLTOnyx Black 2026 GMC Sierra 1500 SLTOnyx Black 2026 GMC Sierra 1500 SLT

    $68,080

    MSRP $68,080

    Est. $1,251/mo

    Woodland Motors

    4.7
    Check Availability
    Woodland, CA (22 mi)

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  • Sterling Metallic 2026 GMC Sierra 1500 SLTSterling Metallic 2026 GMC Sierra 1500 SLTSterling Metallic 2026 GMC Sierra 1500 SLTSterling Metallic 2026 GMC Sierra 1500 SLTSterling Metallic 2026 GMC Sierra 1500 SLTSterling Metallic 2026 GMC Sierra 1500 SLT

    $66,750

    MSRP $66,750

    Est. $1,226/mo

    Thompsons GMC

    3.7
    Check Availability
    Placerville, CA (28 mi)
    Quick view
  • GAZ SUMMIT WHITE 2026 GMC Sierra 1500 SLTGAZ SUMMIT WHITE 2026 GMC Sierra 1500 SLTGAZ SUMMIT WHITE 2026 GMC Sierra 1500 SLTGAZ SUMMIT WHITE 2026 GMC Sierra 1500 SLTGAZ SUMMIT WHITE 2026 GMC Sierra 1500 SLTGAZ SUMMIT WHITE 2026 GMC Sierra 1500 SLT

    $63,255

    MSRP $66,255

    Est. $1,162/mo

    Thompsons GMC

    3.7
    Check Availability
    Placerville, CA (28 mi)
    Quick view
  • Summit White 2026 GMC Sierra 1500 SLTSummit White 2026 GMC Sierra 1500 SLTSummit White 2026 GMC Sierra 1500 SLTSummit White 2026 GMC Sierra 1500 SLTSummit White 2026 GMC Sierra 1500 SLTSummit White 2026 GMC Sierra 1500 SLT

    $61,525

    $6.4K

    MSRP $67,975

    Est. $1,130/mo

    Young GMC Burley

    Check Availability
    Free delivery from Burley, ID (480 mi)
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  • Onyx Black 2026 GMC Sierra 1500 SLTOnyx Black 2026 GMC Sierra 1500 SLTOnyx Black 2026 GMC Sierra 1500 SLTOnyx Black 2026 GMC Sierra 1500 SLTOnyx Black 2026 GMC Sierra 1500 SLTOnyx Black 2026 GMC Sierra 1500 SLT

    $61,360

    MSRP $70,110

    Est. $1,127/mo

    Young GMC Burley

    Check Availability
    Free delivery from Burley, ID (480 mi)
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About the 2026 GMC Sierra 1500 SLT

Basics

SLT shown.

Seating
5
Door count
4
Drivetrain
Rear Wheel Drive
Combined MPG
17
Transmission
10-Speed A/T
Engine
305.0-hp, 3.0-liter, Straight 6 Cylinder Engine (Diesel Fuel)
Side view of the 2026 GMC Sierra 1500 SLT
FAQs

How much does the 2026 GMC Sierra 1500 SLT cost?

The 2026 GMC Sierra 1500 SLT price depends on optional features. Prices typically start at $55,100.

What is the MPG of the 2026 GMC Sierra 1500 SLT?

The 2026 GMC Sierra 1500 SLT offers up to 16 MPG in city driving and 20 MPG on the highway for a combined rating of 17 MPG.

These figures are based on EPA mileage ratings and are for comparison purposes only. The actual mileage will vary depending on the selected vehicle options, driving conditions, driving habits, vehicle maintenance, and other factors.

What are some similar vehicles and competitors of the 2026 GMC Sierra 1500 SLT?

The 2026 GMC Sierra 1500 SLT compares to and/or competes against the following vehicles:


Is the 2026 GMC Sierra 1500 SLT reliable?

The 2026 GMC Sierra 1500 has an average reliability rating of 4.5 out of 5 according to Cars.com consumers. Find real-world reliability insights within consumer reviews from 2026 Sierra 1500 owners.

Ratings (4 reviews)

75% of drivers recommend this car

Rating breakdown (out of 5):
Comfort
4.0
Interior
4.0
Performance
4.2
Value
3.5
Exterior
4.2
Reliability
4.5
Trims

SLT (3 styles)

Style
2WD Crew Cab 147" SLT 4WD Crew Cab 147" SLT 4WD Crew Cab 157" SLT
Inventory price
Starting at $55,100 Starting at $58,200 Starting at $58,900
Combined MPG
17 16 16
Engine
305.0-hp, 3.0-liter, Straight 6 Cylinder Engine (Diesel Fuel) 420.0-hp, 6.2-liter, 8 Cylinder Engine (Gasoline Fuel) 420.0-hp, 6.2-liter, 8 Cylinder Engine (Gasoline Fuel)
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Best match Lowest price Highest price Lowest mileage Highest mileage Nearest location Best deal Newest year Oldest year Newest listed Oldest listed

2026 GMC Sierra 1500 SLT by city

GMC Sierra 1500 trims