How much is a new 2026 GMC Sierra 1500 in Lake Forest, CA?

A new 2026 GMC Sierra 1500 starts at $48,010 (including destination charge) in Lake Forest, CA. Prices will go up based on the trim level you choose and any options you add. Keep in mind that prices can also vary from one state to another and even from one dealership to the next. Learn more

How much does a 2026 GMC Sierra 1500 Crew Cab cost in Lake Forest, CA?

A new 2026 GMC Sierra 1500 Crew Cab starts at $48,010 in Lake Forest, CA. Prices will vary depending on what trim level you choose. Each state may have different pricing, so make sure you enter your correct ZIP code on Edmunds. Learn more

How much is a brand-new GMC Sierra 1500 in Lake Forest, CA?

A brand-new GMC Sierra 1500 starts at $48,010 in Lake Forest, CA. The price can change based on a number of factors such as location, model year, trim level and options. Learn more

How much does a 2026 GMC Sierra 1500 cost in Lake Forest, CA?

A 2026 GMC Sierra 1500 costs from $48,010 to about $87,405 in Lake Forest, CA. The prices will vary based on trim level, installed options and dealership discounts. Learn more

New GMC Sierra 1500 for Sale in Lake Forest, CA

312 listings

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2026 GMC Sierra 1500
Pro Crew Cab
$46,855
MSRP $48,010
- Exterior color: Summit WhiteSummit White
- Interior color: Jet Black clothJet Black cloth
- 5'10” bed, 2.7l, 4cyl
- Laguna Niguel GMC (6 mi away)
- Back-up camera
- Bluetooth
- Upgraded Headlights
- Blind Spot Monitorin...
- Tire Pressure Warnin...
Close
Located in Laguna Niguel, CA / 6 miles away from Lake Forest, CA
2026 GMC Sierra 1500 Pro Pro Summit WhiteCadillac of Laguna Niguel & Laguna Niguel GMC. Price includes: $1500 - Buick & GMC Consumer Cash Program. Exp...
Features and Specs:
19 Combined MPG (18 City/21 Highway)
Listing Information:
VIN: 3GTPHAEK7TG164854
Stock: TG164854
Listed since: 11-04-2025
2026 GMC Sierra 1500
Pro Crew Cab
$47,555
MSRP $48,675
- Exterior color: Summit WhiteSummit White
- Interior color: Jet Black clothJet Black cloth
- 5'10” bed, 2.7l, 4cyl
- Laguna Niguel GMC (6 mi away)
- Back-up camera
- Bluetooth
- Upgraded Headlights
- Tire Pressure Warnin...
- USB Inputs
Close
Located in Laguna Niguel, CA / 6 miles away from Lake Forest, CA
2026 GMC Sierra 1500 Pro Pro Summit WhiteCadillac of Laguna Niguel & Laguna Niguel GMC. Price includes: $1500 - Buick & GMC Consumer Cash Program. Exp...
Features and Specs:
19 Combined MPG (18 City/21 Highway)
Listing Information:
VIN: 1GTPHAEK2TZ151798
Stock: TZ151798
Listed since: 09-17-2025
2026 GMC Sierra 1500
Denali Crew Cab
$76,350
MSRP $80,690
- Exterior color: Glacier White TricoatGlacier White Tricoat
- Interior color: Jet Black premium leatherJet Black premium leather
- 5'10” bed, 6.2l, 8cyl
- Laguna Niguel GMC (6 mi away)
- AWD/4WD
- Back-up camera
- Bluetooth
- Navigation
- Leather Seats
Close
Located in Laguna Niguel, CA / 6 miles away from Lake Forest, CA
2026 GMC Sierra 1500 Denali Denali Glacier White TricoatCadillac of Laguna Niguel & Laguna Niguel GMC. Price includes: $1500 - Buick & GMC Consumer Ca...
Features and Specs:
Listing Information:
VIN: 1GTUUGEL3TZ204924
Stock: TZ204924
Listed since: 10-29-2025
2026 GMC Sierra 1500
SLT Crew Cab
$61,169
MSRP $63,600
- Exterior color: Summit WhiteSummit White
- Interior color: Jet Black leatherJet Black leather
- 5'10” bed, 5.3l, 8cyl
- Laguna Niguel GMC (6 mi away)
- AWD/4WD
- Back-up camera
- Bluetooth
- Navigation
- Leather Seats
Close
Located in Laguna Niguel, CA / 6 miles away from Lake Forest, CA
2026 GMC Sierra 1500 SLT SLT Summit WhiteCadillac of Laguna Niguel & Laguna Niguel GMC. Price includes: $1500 - Buick & GMC Consumer Cash Program. Exp...
Features and Specs:
17 Combined MPG (15 City/19 Highway)
Listing Information:
VIN: 3GTUUDED2TG181904
Stock: TG181904
Listed since: 11-07-2025
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2026 GMC Sierra 1500 Denali
2026 GMC Sierra 1500
$65,900
starting MSRP
6 Colors
1 Trim
5 Packages
View Offers
GMC.com
*The Manufacturer’s Suggested Retail Price excludes destination freight charge, tax, title, license, dealer fees, and optional equipment. Dealer sets final price. Click here to see all GMC vehicles’ destination freight charges.
2026 GMC Sierra 1500
Elevation Crew Cab w/3VL
$54,085
MSRP $57,990
- Exterior color: Sterling MetallicSterling Metallic
- Interior color: Jet Black clothJet Black cloth
- 5'10” bed, 2.7l, 4cyl
- Laguna Niguel GMC (6 mi away)
- AWD/4WD
- Back-up camera
- Bluetooth
- Navigation
- Keyless Entry/Start
Close
Located in Laguna Niguel, CA / 6 miles away from Lake Forest, CA
2026 GMC Sierra 1500 Elevation Elevation Sterling MetallicCadillac of Laguna Niguel & Laguna Niguel GMC. Price includes: $1500 - Buick & GMC Consumer ...
Features and Specs:
18 Combined MPG (17 City/19 Highway)
Listing Information:
VIN: 3GTPUJEK7TG123037
Stock: TG123037
Listed since: 09-30-2025
2026 GMC Sierra 1500
Denali Ultimate Diesel Crew Cab
$81,959
MSRP $86,390
- Exterior color: Glacier White TricoatGlacier White Tricoat
- Interior color: Alpine Umber premium leatherAlpine Umber premium leather
- 5'10” bed, 3l, 6cyl
- Laguna Niguel GMC (6 mi away)
- AWD/4WD
- Back-up camera
- Bluetooth
- Navigation
- Leather Seats
Close
Located in Laguna Niguel, CA / 6 miles away from Lake Forest, CA
2026 GMC Sierra 1500 Denali Ultimate Denali Ultimate Glacier White TricoatCadillac of Laguna Niguel & Laguna Niguel GMC. Price includes: $1500 - Buick...
Features and Specs:
Listing Information:
VIN: 1GTUUHE85TZ161978
Stock: TZ161978
Listed since: 09-19-2025
2026 GMC Sierra 1500
AT4X Crew Cab
$80,001
MSRP $84,385
- Exterior color: Onyx BlackOnyx Black
- Interior color: Obsidian Rush premium leatherObsidian Rush premium leather
- 5'10” bed, 6.2l, 8cyl
- Laguna Niguel GMC (6 mi away)
- AWD/4WD
- Bluetooth
- Navigation
- Leather Seats
- Sunroof/Moonroof
Close
Located in Laguna Niguel, CA / 6 miles away from Lake Forest, CA
2026 GMC Sierra 1500 AT4X AT4X Onyx BlackCadillac of Laguna Niguel & Laguna Niguel GMC. Price includes: $1500 - Buick & GMC Consumer Cash Program. Exp...
Features and Specs:
Listing Information:
VIN: 3GTUUFEL1TG135581
Stock: TG135581
Listed since: 10-03-2025
2026 GMC Sierra 1500
AT4X Crew Cab
$79,554
MSRP $83,890
- Exterior color: Summit WhiteSummit White
- Interior color: Obsidian Rush premium leatherObsidian Rush premium leather
- 5'10” bed, 6.2l, 8cyl
- Laguna Niguel GMC (6 mi away)
- AWD/4WD
- Bluetooth
- Navigation
- Leather Seats
- Sunroof/Moonroof
Close
Located in Laguna Niguel, CA / 6 miles away from Lake Forest, CA
2026 GMC Sierra 1500 AT4X AT4X Summit WhiteCadillac of Laguna Niguel & Laguna Niguel GMC. Price includes: $1500 - Buick & GMC Consumer Cash Program. E...
Features and Specs:
Listing Information:
VIN: 3GTUUFEL3TG135582
Stock: TG135582
Listed since: 09-30-2025
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2026 GMC Sierra 1500 Denali
2026 GMC Sierra 1500
$65,900
starting MSRP
6 Colors
1 Trim
5 Packages
View Offers
GMC.com
*The Manufacturer’s Suggested Retail Price excludes destination freight charge, tax, title, license, dealer fees, and optional equipment. Dealer sets final price. Click here to see all GMC vehicles’ destination freight charges.
2026 GMC Sierra 1500
Elevation Crew Cab w/3VL
$54,085
MSRP $57,990
- Exterior color: Onyx BlackOnyx Black
- Interior color: Jet Black clothJet Black cloth
- 5'10” bed, 2.7l, 4cyl
- Laguna Niguel GMC (6 mi away)
- AWD/4WD
- Back-up camera
- Bluetooth
- Navigation
- Keyless Entry/Start
Close
Located in Laguna Niguel, CA / 6 miles away from Lake Forest, CA
2026 GMC Sierra 1500 Elevation Elevation Onyx BlackCadillac of Laguna Niguel & Laguna Niguel GMC. Price includes: $1500 - Buick & GMC Consumer Cash Pr...
Features and Specs:
18 Combined MPG (17 City/19 Highway)
Listing Information:
VIN: 3GTPUJEK8TG123032
Stock: TG123032
Listed since: 09-30-2025
2026 GMC Sierra 1500
Denali Ultimate Diesel Crew Cab
$81,418
MSRP $85,790
- Exterior color: Sterling MetallicSterling Metallic
- Interior color: Alpine Umber premium leatherAlpine Umber premium leather
- 5'10” bed, 3l, 6cyl
- Laguna Niguel GMC (6 mi away)
- AWD/4WD
- Back-up camera
- Bluetooth
- Navigation
- Leather Seats
Close
Located in Laguna Niguel, CA / 6 miles away from Lake Forest, CA
2026 GMC Sierra 1500 Denali Ultimate Denali Ultimate Sterling MetallicCadillac of Laguna Niguel & Laguna Niguel GMC. Price includes: $1500 - Buick & G...
Features and Specs:
Listing Information:
VIN: 1GTUUHE83TZ147240
Stock: TZ147240
Listed since: 09-08-2025
2026 GMC Sierra 1500
Elevation Crew Cab
$57,813
MSRP $60,590
- Exterior color: Summit WhiteSummit White
- Interior color: Jet Black leatherJet Black leather
- 5'10” bed, 5.3l, 8cyl
- Laguna Niguel GMC (6 mi away)
- AWD/4WD
- Back-up camera
- Bluetooth
- Navigation
- Keyless Entry/Start
Close
Located in Laguna Niguel, CA / 6 miles away from Lake Forest, CA
2026 GMC Sierra 1500 Elevation Elevation Summit WhiteCadillac of Laguna Niguel & Laguna Niguel GMC. Price includes: $1500 - Buick & GMC Consumer Cash ...
Features and Specs:
Listing Information:
VIN: 1GTUUCED5TZ156084
Stock: TZ156084
Listed since: 09-11-2025
New Listing
2026 GMC Sierra 1500
Elevation Crew Cab
$62,225
MSRP $66,730
- Exterior color: Onyx BlackOnyx Black
- Interior color: Jet Black leatherJet Black leather
- 5'10” bed, 5.3l, 8cyl
- Laguna Niguel GMC (6 mi away)
- AWD/4WD
- Back-up camera
- Bluetooth
- Navigation
- Keyless Entry/Start
Close
Located in Laguna Niguel, CA / 6 miles away from Lake Forest, CA
2026 GMC Sierra 1500 Elevation Elevation Onyx BlackCadillac of Laguna Niguel & Laguna Niguel GMC. Price includes: $1500 - Buick & GMC Consumer Cash Pr...
Features and Specs:
Listing Information:
VIN: 1GTUUCED1TZ115077
Stock: TZ115077
Listed since: 12-03-2025
Advertisement
2026 GMC Sierra 1500 Denali
2026 GMC Sierra 1500
$65,900
starting MSRP
6 Colors
1 Trim
5 Packages
View Offers
GMC.com
*The Manufacturer’s Suggested Retail Price excludes destination freight charge, tax, title, license, dealer fees, and optional equipment. Dealer sets final price. Click here to see all GMC vehicles’ destination freight charges.
2026 GMC Sierra 1500
Denali Crew Cab
$75,808
MSRP $80,090
- Exterior color: Onyx BlackOnyx Black
- Interior color: Jet Black premium leatherJet Black premium leather
- 5'10” bed, 6.2l, 8cyl
- Laguna Niguel GMC (6 mi away)
- AWD/4WD
- Back-up camera
- Bluetooth
- Navigation
- Leather Seats
Close
Located in Laguna Niguel, CA / 6 miles away from Lake Forest, CA
2026 GMC Sierra 1500 Denali Denali Onyx BlackCadillac of Laguna Niguel & Laguna Niguel GMC. Price includes: $1500 - Buick & GMC Consumer Cash Program....
Features and Specs:
Listing Information:
VIN: 1GTUUGEL6TZ202407
Stock: TZ202407
Listed since: 11-07-2025
2026 GMC Sierra 1500
AT4X Crew Cab
$80,001
MSRP $84,385
- Exterior color: Onyx BlackOnyx Black
- Interior color: Obsidian Rush premium leatherObsidian Rush premium leather
- 5'10” bed, 6.2l, 8cyl
- Laguna Niguel GMC (6 mi away)
- AWD/4WD
- Bluetooth
- Navigation
- Leather Seats
- Sunroof/Moonroof
Close
Located in Laguna Niguel, CA / 6 miles away from Lake Forest, CA
2026 GMC Sierra 1500 AT4X AT4X Onyx BlackCadillac of Laguna Niguel & Laguna Niguel GMC. Price includes: $1500 - Buick & GMC Consumer Cash Program. Exp...
Features and Specs:
Listing Information:
VIN: 3GTUUFEL8TG135576
Stock: TG135576
Listed since: 09-30-2025
2026 GMC Sierra 1500
Denali Crew Cab
$75,808
MSRP $80,090
- Exterior color: Onyx BlackOnyx Black
- Interior color: Jet Black premium leatherJet Black premium leather
- 5'10” bed, 6.2l, 8cyl
- Laguna Niguel GMC (6 mi away)
- AWD/4WD
- Back-up camera
- Bluetooth
- Navigation
- Leather Seats
Close
Located in Laguna Niguel, CA / 6 miles away from Lake Forest, CA
2026 GMC Sierra 1500 Denali Denali Onyx BlackCadillac of Laguna Niguel & Laguna Niguel GMC. Price includes: $1500 - Buick & GMC Consumer Cash Program....
Features and Specs:
Listing Information:
VIN: 1GTUUGEL0TZ202483
Stock: TZ202483
Listed since: 10-29-2025
2026 GMC Sierra 1500
SLT Crew Cab
$61,026
MSRP $64,095
- Exterior color: Onyx BlackOnyx Black
- Interior color: Jet Black leatherJet Black leather
- 5'10” bed, 5.3l, 8cyl
- Laguna Niguel GMC (6 mi away)
- AWD/4WD
- Back-up camera
- Bluetooth
- Navigation
- Leather Seats
Close
Located in Laguna Niguel, CA / 6 miles away from Lake Forest, CA
2026 GMC Sierra 1500 SLT SLT Onyx BlackCadillac of Laguna Niguel & Laguna Niguel GMC. Price includes: $1500 - Buick & GMC Consumer Cash Program. Exp. ...
Features and Specs:
17 Combined MPG (15 City/19 Highway)
Listing Information:
VIN: 3GTUUDED3TG151729
Stock: TG151729
Listed since: 11-07-2025
Advertisement
2026 GMC Sierra 1500 Denali
2026 GMC Sierra 1500
$65,900
starting MSRP
6 Colors
1 Trim
5 Packages
View Offers
GMC.com
*The Manufacturer’s Suggested Retail Price excludes destination freight charge, tax, title, license, dealer fees, and optional equipment. Dealer sets final price. Click here to see all GMC vehicles’ destination freight charges.
2026 GMC Sierra 1500
Denali Diesel Crew Cab
$72,614
MSRP $76,550
- Exterior color: Sterling MetallicSterling Metallic
- Interior color: Jet Black premium leatherJet Black premium leather
- 5'10” bed, 3l, 6cyl
- Laguna Niguel GMC (6 mi away)
- AWD/4WD
- Back-up camera
- Bluetooth
- Navigation
- Leather Seats
Close
Located in Laguna Niguel, CA / 6 miles away from Lake Forest, CA
2026 GMC Sierra 1500 Denali Denali Sterling MetallicCadillac of Laguna Niguel & Laguna Niguel GMC. Price includes: $1500 - Buick & GMC Consumer Cash P...
Features and Specs:
Listing Information:
VIN: 1GTUUGE88TZ133599
Stock: TZ133599
Listed since: 08-21-2025
2026 GMC Sierra 1500
AT4X Crew Cab
$80,001
MSRP $84,385
- Exterior color: Sterling MetallicSterling Metallic
- Interior color: Obsidian Rush premium leatherObsidian Rush premium leather
- 5'10” bed, 6.2l, 8cyl
- Laguna Niguel GMC (6 mi away)
- AWD/4WD
- Bluetooth
- Navigation
- Leather Seats
- Sunroof/Moonroof
Close
Located in Laguna Niguel, CA / 6 miles away from Lake Forest, CA
2026 GMC Sierra 1500 AT4X AT4X Sterling MetallicCadillac of Laguna Niguel & Laguna Niguel GMC. Price includes: $1500 - Buick & GMC Consumer Cash Progr...
Features and Specs:
Listing Information:
VIN: 3GTUUFEL4TG135803
Stock: TG135803
Listed since: 10-03-2025
2026 GMC Sierra 1500
Elevation Crew Cab
$58,260
MSRP $61,085
- Exterior color: Sterling MetallicSterling Metallic
- Interior color: Jet Black leatherJet Black leather
- 5'10” bed, 5.3l, 8cyl
- Laguna Niguel GMC (6 mi away)
- AWD/4WD
- Back-up camera
- Bluetooth
- Navigation
- Keyless Entry/Start
Close
Located in Laguna Niguel, CA / 6 miles away from Lake Forest, CA
2026 GMC Sierra 1500 Elevation Elevation Sterling MetallicCadillac of Laguna Niguel & Laguna Niguel GMC. Price includes: $1500 - Buick & GMC Consumer ...
Features and Specs:
Listing Information:
VIN: 1GTUUCED8TZ152627
Stock: TZ152627
Listed since: 09-12-2025
2026 GMC Sierra 1500
Elevation Crew Cab w/3VL
$53,638
MSRP $57,495
- Exterior color: Summit WhiteSummit White
- Interior color: Jet Black clothJet Black cloth
- 5'10” bed, 2.7l, 4cyl
- Laguna Niguel GMC (6 mi away)
- AWD/4WD
- Back-up camera
- Bluetooth
- Navigation
- Keyless Entry/Start
Close
Located in Laguna Niguel, CA / 6 miles away from Lake Forest, CA
2026 GMC Sierra 1500 Elevation Elevation Summit WhiteCadillac of Laguna Niguel & Laguna Niguel GMC. Price includes: $1500 - Buick & GMC Consumer Cash ...
Features and Specs:
18 Combined MPG (17 City/19 Highway)
Listing Information:
VIN: 3GTPUJEK2TG122586
Stock: TG122586
Listed since: 09-30-2025
2026 GMC Sierra 1500
Denali Ultimate Crew Cab
$82,875
MSRP $87,405
- Exterior color: Sterling MetallicSterling Metallic
- Interior color: Alpine Umber premium leatherAlpine Umber premium leather
- 5'10” bed, 6.2l, 8cyl
- Laguna Niguel GMC (6 mi away)
- AWD/4WD
- Back-up camera
- Bluetooth
- Navigation
- Leather Seats
Close
Located in Laguna Niguel, CA / 6 miles away from Lake Forest, CA
2026 GMC Sierra 1500 Denali Ultimate Denali Ultimate Sterling MetallicCadillac of Laguna Niguel & Laguna Niguel GMC. Price includes: $1500 - Buick & G...
Features and Specs:
16 Combined MPG (15 City/19 Highway)
Listing Information:
VIN: 1GTUUHEL2TZ138498
Stock: TZ138498
Listed since: 11-03-2025
Sponsored
2025 GMC Sierra 1500
Pickup Pro
$46,865
Exterior color: WhiteWhite
Interior color: BlackBlack
Ideal Buick GMC
View Dealer Offer

Showing 1 - 21 out of 312 listings

GMC Sierra 1500 Review

Consumer Reviews for the GMC Sierra 1500

Read recent reviews for the GMC Sierra 1500

Overall Consumer Rating

3.5 38 Reviews

Write a vehicle review See all 38 reviews

5 star
(53%)
4 star
(8%)
3 star
(3%)
2 star
(13%)
1 star
(24%)

Biggest waste of money

Brian, 11/26/2024

2025 GMC Sierra 1500 Elevation 4dr Crew Cab 5.8 ft. SB (2.7L 4cyl Turbo 8A)

I bought a brand new 2025 GMC Serria Elevation Premium. I've had it exactly 1 month today. It didn't even have 65 kilometers on it when the engine light came on. It has spent a total of 2 weeks at the dealership and they still can't find out what is wrong with it. How can you build such a piece of garbage and not know how to fix it. The dealership told me it's not their problem however, …

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Trim	MPG	Engine	Starting Price
2026 GMC Sierra 1500 Pro 4dr Crew Cab 5.8 ft. SB (2.7L 4cyl Turbo 8A)	18 - 21	4-cylinders (gas)	$48,010
2026 GMC Sierra 1500 Denali 4dr Crew Cab 4WD 5.8 ft. SB (6.2L 8cyl 10A)	N/A	8-cylinders (gas)	$80,090
2026 GMC Sierra 1500 SLT 4dr Crew Cab 4WD 5.8 ft. SB (5.3L 8cyl 10A)	15 - 19	8-cylinders (gas)	$63,600
2026 GMC Sierra 1500 Elevation 4dr Crew Cab 4WD 5.8 ft. SB w/3VL (2.7L 4cyl Turbo 8A)	17 - 19	4-cylinders (gas)	$57,495
2026 GMC Sierra 1500 Denali Ultimate 4dr Crew Cab 4WD 5.8 ft. SB (3.0L 6cyl Turbodiesel 10A)	N/A	6-cylinders (diesel)	$85,790
2026 GMC Sierra 1500 AT4X 4dr Crew Cab 4WD SB 5.8 ft. SB (6.2L 8cyl 10A)	N/A	8-cylinders (gas)	$83,890
2026 GMC Sierra 1500 Elevation 4dr Crew Cab 4WD 5.8 ft. SB (5.3L 8cyl 10A)	N/A	8-cylinders (gas)	$60,590
2026 GMC Sierra 1500 Denali 4dr Crew Cab 4WD 5.8 ft. SB (3.0L 6cyl Turbodiesel 10A)	N/A	6-cylinders (diesel)	$76,550
2026 GMC Sierra 1500 Denali Ultimate 4dr Crew Cab 4WD 5.8 ft. SB (6.2L 8cyl 10A)	15 - 19	8-cylinders (gas)	$87,405

More about the GMC Sierra 1500

Edmunds has 312 New GMC Sierra 1500s for sale near you, including a 2026 Sierra 1500 Pro Pickup and a 2026 Sierra 1500 Denali Ultimate Pickup ranging in price from $48,010 to $87,405.

How much is a new 2026 GMC Sierra 1500 in Lake Forest, CA?: A new 2026 GMC Sierra 1500 starts at $48,010 (including destination charge) in Lake Forest, CA. Prices will go up based on the trim level you choose and any options you add. Keep in mind that prices can also vary from one state to another and even from one dealership to the next.
How much does a 2026 GMC Sierra 1500 Crew Cab cost in Lake Forest, CA?: A new 2026 GMC Sierra 1500 Crew Cab starts at $48,010 in Lake Forest, CA. Prices will vary depending on what trim level you choose. Each state may have different pricing, so make sure you enter your correct ZIP code on Edmunds.

How much is a brand-new GMC Sierra 1500 in Lake Forest, CA?: A brand-new GMC Sierra 1500 starts at $48,010 in Lake Forest, CA. The price can change based on a number of factors such as location, model year, trim level and options.
How much does a 2026 GMC Sierra 1500 cost in Lake Forest, CA?: A 2026 GMC Sierra 1500 costs from $48,010 to about $87,405 in Lake Forest, CA. The prices will vary based on trim level, installed options and dealership discounts.

New GMC Sierra 1500 for Sale in Lake Forest, CA

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2026 GMC Sierra 1500 Denali

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Consumer Reviews for the GMC Sierra 1500

Biggest waste of money

More about the GMC Sierra 1500

How much is a new 2026 GMC Sierra 1500 in Lake Forest, CA?

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