2020 GMC Sierra 1500
1 / 5
★ FAIR
GMC logoPickup Truck ★ FAIR

2020 GMC Sierra 1500

SLT · Summit White · El Cajon
$34,900
≈ $579/mo · 60mo @ 6.4%
↑ $648 above market
Listed 253d ago
Call dealer
7-day, 250-mile return window
Clean title — verified by Carfax
Frame inspection passed
Inspected by certified tech · est. score 93/100
Mileage
72,551 mi
Body
Pickup Truck
Drivetrain
RWD
Fuel
Gas
MPG
19 mpg
Accidents
None reported

About this GMC Sierra 1500

This 2020 GMC Sierra 1500 SLT is listed at $34,900 with 72,551 miles on the odometer. Powertrain: 5.3L V-8 Gas, Automatic, RWD. EPA-estimated fuel economy is 17 city / 23 highway MPG. Finished in Summit White, this Pickup Truck is well suited to daily driving and longer trips. Available at Auto City CA in El Cajon, CA. Contact the dealer directly through Carlify to schedule a test drive or request more photos. Looking at other gas options? Use the related links below to compare similar listings on Carlify.

SLT Trim! Refined full-size truck with strength and upscale amenitiesAvailable now in San Diego, this 2020 GMC Sierra 1500 SLT combines towing capability, comfort, and modern technology—ideal for towing, hauling, or job site readiness. Powered by a peppy V8 (or available turbo four) with smooth transmission, it balances performance with versatility. The SLT trim adds chrome styling, alloy wheels, and a bedliner. Inside, plush leather seating, heated/ventilated front chairs, dual-zone climate, and power-adjustable driver seat bring signature comfort. A touchscreen infotainment system offers navigation, Apple CarPlay®, Android Auto, Bluetooth®, and a rearview camera, while towing features and assistive driving tech increase utility. Powerful, polished, and highly capable—this Sierra SLT raises the bar for full-size trucks.At Auto City, quality starts with how we source our vehicles—primarily from private owners rather than auctions. This commitment to quality continues with our 3-day money-back guarantee and no-pressure sales process. With financing for all credit types and transparent pricing, you can buy with confidence.2020 GMC Sierra 1500 SLT for sale in San Diego by Auto City

Inspection summary

Engine & drivetrain93
Brakes & suspension91
Interior condition94
Exterior condition95
Tires89
Electronics97

Inspection scores are estimates based on title status, accident history, and frame condition. Schedule a third-party inspection before purchase.

Fair price meter
Fair price
$648 above the median
GreatFairHigh
This car$34,900
Median for similar$34,252
5-year cost to own (est.)
Depreciation $12,564
Fuel $6,200
Insurance $7,100
Maintenance $3,400
Taxes & fees $2,967
Total estimated $32,231

Estimates from typical 12k mi/yr usage. Actuals vary.

Dealership

Auto City CA

400 N Johnson Avenue

El Cajon, CA92020

Hours
  • Mon9:00am – 8:00pm
  • Tue9:00am – 8:00pm
  • Wed9:00am – 8:00pm
  • Thu9:00am – 8:00pm
  • Fri9:00am – 8:00pm
  • Sat9:00am – 8:00pm
  • Sun10:00am – 6:00pm

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