HomeTexasGMCSierra 3500HD

2018 GMC Sierra 3500HD

SLT · Extended Cab · San Antonio, Texas

$23,913
70,547 mi · VIN E0CA708FF9493C279
RWD Gasoline 17 mpg combined Tow 31,320 lb
Year2018
BrandGMC
ModelSierra 3500HD
TrimSLT
BodyExtended Cab
DrivetrainRWD
Engine6.6L L8T V8 Gas
Transmission10-Speed Automatic
FuelGasoline
MPG (combined)17 mpg
City / Highway12 / 21 mpg
Bed length6'5" Standard Bed
Towing capacity31,320 lb
Payload capacity6,549 lb
Exterior colorWind Chill Pearl
Interior colorLight Gray Leather
Owners on record3
TitleClean

Condition notes

Inspected and serviced by Ridgeline Motors of San Antonio. Tires rated at 68% remaining. Brake pads measured at 51%. Most recent oil service performed within the last 4,000 miles. Carfax available upon request.

Vehicle overview

This 2018 GMC Sierra 3500HD SLT comes from Ridgeline Motors of San Antonio in San Antonio, Texas. The truck is configured as a Extended Cab with RWD and the 6.6L L8T V8 Gas, paired to a 10-Speed Automatic. Maximum trailer rating for this configuration is approximately 31,320 lb with a payload capacity of roughly 6,549 lb.

Asking price is $23,913 against an odometer reading of 70,547 miles. EPA combined fuel economy for this powertrain is rated at 17 mpg (12 city / 21 highway), which puts the estimated annual fuel cost at roughly $3,088 assuming 15,000 miles per year and a national average gasoline price of $3.50 per gallon.

Cosmetically the truck is finished in Wind Chill Pearl over a Light Gray Leather interior. Owner history shows 3 prior registered owners with a Clean title. Buyers serious about this listing should request an independent pre-purchase inspection through any local mechanic — TruckLot recommends this for every used pickup purchase regardless of price point or apparent condition.

Dealer

Ridgeline Motors of San Antonio

2931 Auto Park Ave
San Antonio, Texas 11237

Phone: (499) 684-6744

Dealer contact information is sample data presented for directory purposes. Always verify availability before traveling.

Quick math

Estimated annual fuel cost (15,000 mi @ $3.50/gal):
$3,088

Cost per mile remaining (200k lifespan):
$0.18

Years on the road since new:
8

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More about this model

Dive into the full model page or the model-year detail page for towing/payload tables, common issues, and used market value ranges.