2023 Chevrolet Silverado 4WD ZR2Fuel Economy & MPG Ratings

Gasoline Standard Pickup Trucks 4WD4-Wheel Drive
City
14
MPG
Highway
17
MPG
Combined
15
MPG

Trim Comparison

Automatic 10-spd
Premium
City
14
Hwy
17
Comb
15
Fuel cost: $5,450/yr
Annual Fuel Cost
$5,450

Based on gasoline at $3.67/gal, 15,000 miles/year

5-Year Fuel Savings
$-15,250

vs. average new vehicle

EPA Fuel Economy Score: 2/10
GHG Score: 2/10

Environment

CO₂ Tailpipe Emissions
585 g/mile
Annual Petroleum Consumption
19.8 barrels

Specifications

Engine
6.2L 8-cyl
Transmission
10-speed Automatic
Drivetrain
4WD
Body Style
Pickup Truck
GVWR
Class 2-3 (6,001–10,000 lbs)

Source: EPA fuel economy data & NHTSA vPIC. Specifications reflect the most common trim configuration.

Engine & Efficiency Details

Source: EPA fueleconomy.gov

Engine Size
6.2L, 8-cylinder
Induction Type
Direct Injection
Efficiency Tech
Auto Start-Stop
Fuel Type
Premium Gasoline

Annual Fuel Cost by State

Prices as of week ending May 18, 2026 · Source: EIA

National AvgEPA default
$4.490/gal$4,490/yr
California
$5.957/gal$5,957/yr
Texas
$3.888/gal$3,888/yr
Florida
$4.136/gal$4,136/yr
New York
$4.522/gal$4,522/yr
Ohio
$4.510/gal$4,510/yr
Washington
$5.591/gal$5,591/yr
Colorado
$4.618/gal$4,618/yr
Minnesota
$4.344/gal$4,344/yr
Massachusetts
$4.448/gal$4,448/yr

Calculated at 15,000 miles/year (EPA standard assumption) using 15 MPG combined. Regular gasoline prices. Actual costs vary.

Recall History

Source: NHTSA

No recalls reported for this vehicle.

Owner-Reported Problems319 complaints

Source: NHTSA

NHTSA has received 319 owner complaints for the 2023 Chevrolet Silverado 4WD ZR2. Top reported issues include engine, power train and electrical system. The data below is sourced from consumer complaints filed directly with NHTSA.

Problems by System / Component

Engine
145
Power Train
87
Electrical System
53
Fuel System
25
Brakes
23
Advanced Safety (ADAS)
17
Speed Control
16
Lighting
10

2023 Chevrolet Silverado 4WD ZR2 problems by category: Engine: 145 complaints, Power Train: 87 complaints, Electrical System: 53 complaints, Fuel System: 25 complaints, Brakes: 23 complaints, Advanced Safety (ADAS): 17 complaints, Speed Control: 16 complaints, Lighting: 10 complaints.

16
Crashes Reported
9
Fires Reported
5
Injuries Reported

Sample Owner Complaints

EngineFiled: 04/04/2026ODI#11729160
I am reporting another engine failure on the 6.2L L87. This engine passed the initial recall testing and the oil was changed to 0W40 on September 30, 2025. However, my engine in my 2023 LT Trail Boss …
Electrical SystemFiled: 05/18/2025ODI#11661710
GM Case#[XXX] #1 A- On [XXX] vehicle sensors disabled breaks while driving on [XXX]. B- Driver Displayed Alert. a- BRAKE SYSTEM FAILURE 62 MHP TOP SPEED. b- TRAILER BRAKES DISABLED SERVICE REQUIRED. c…
SuspensionFiled: 12/05/2024ODI#11629013
The contact owns a 2023 Chevrolet Silverado 1500. The contact stated while driving approximately 70 MPH and hauling a small box trailer, the vehicle slid several times. There was no warning light illu…

Complaint data is sourced from the NHTSA Complaints Database. Reports are filed by vehicle owners and may not reflect confirmed defects. Last updated via NHTSA API.

Related

Chevrolet Silverado 4WD ZR2 MPG History
See how this model's fuel economy changed by year

Similar Standard Pickup Trucks 4WD, 2023

All Chevrolet Models