Is the 2018 Chevrolet CORVETTE reliable?

The 2018 Chevrolet CORVETTE has 53 complaints filed with NHTSA (0.7x the segment average). Our reliability verdict: above-average. Most common issue: WHEELS problems.

What are common problems with the 2018 Chevrolet CORVETTE?

Top problems: WHEELS (45 complaints, avg repair $500); BRAKES (2 complaints, avg repair $500); BODY/STRUCTURE (1 complaints, avg repair $500). Issues typically appear around 50K miles.

Are there any recalls on the 2018 Chevrolet CORVETTE?

Yes, there are 1 recall(s): STEERING:ELECTRIC POWER ASSIST SYSTEM. Contact any Chevrolet dealer to verify if recalls have been completed on your specific vehicle.

How much does it cost to fuel a 2018 Chevrolet CORVETTE?

The 2018 Chevrolet CORVETTE gets 18 MPG combined. At current US average gas prices, driving 12,000 miles per year costs roughly $2667. See the interactive fuel cost calculator on this page for state-specific pricing.

How much does it cost to insure a 2018 Chevrolet CORVETTE?

Estimated US average full-coverage insurance for the 2018 Chevrolet CORVETTE is approximately $2,377/year (coupe-sports class). Actual quotes vary heavily by state, driver age, driving record, and credit — see the interactive insurance estimator on this page for state-specific pricing.

2018 Chevrolet CORVETTE

Problems, Recalls & Reliability Report

Above Average

Quick Summary

The 2018 Chevrolet CORVETTE has 53 owner complaints filed with NHTSA — that's 0.7x the segment average of 72. The most common issue is wheels problems (85% of all complaints), specifically: bought the car april 7th 2018 within 500 miles noticed a bad vibration, returned to the dealer and they kept it for a month discovering the left rear wheel was out of round /bent with no visible damage. they replaced it at no charge because it was within a week of delivery. a couple of months later . There is 1 recall issued for this model year.

1 crash report

Total Complaints

Recalls Issued

—/5

Safety Stars

0.7x

vs Segment Avg

Known Problems(top 5 of 8)

WHEELS

45 complaints

85%

• BOUGHT THE CAR APRIL 7TH 2018 WITHIN 500 MILES NOTICED A BAD VIBRATION, RETURNED TO THE DEALER AND THEY KEPT IT FOR A MONTH DISCOVERING THE LEFT REAR WHEEL WAS OUT OF ROUND /BENT WITH NO VISIBLE DAMAGE. THEY REPLACED IT AT NO CHARGE BECAUSE IT WAS WITHIN A WEEK OF DELIVERY. A COUPLE OF MONTHS LATER
• CORVETTE GRAND SPORT WHEELS HAVE BENT SEVERAL TIMES IN NORMAL DRIVING CONDITIONS. TWO WHEELS -1 FRONT, 1-REAR HAVE BEEN REPLACED BY OWNER. THE WHEELS SEEM TO BE NOT STRUCTURALLY STRONG ENOUGH FOR NORMAL DRIVING CONDITIONS
• WHILE TRAVELING ALONG 240 IN MEMPHIS,TN I HIT AN UNLEVEL PIECE OF PAVEMENT. MY SPEED WAS MAYBE 45 MPH. WHILE THE CAR WAS AT THE DEALER THEY SAID THAT I HAD 4 BEND RIMS. UPON INSPECTION OF THE WHEELS EACH WHEEL HAD BEEN BENT ON THE INSIDE OF THE RIMS. THIS WAS CAUSING THE CAR TO DRIVE POORLY AND CAUS

Typical onset: 50K miles Est. repair: $500

“BOUGHT THE CAR APRIL 7TH 2018 WITHIN 500 MILES NOTICED A BAD VIBRATION, RETURNED TO THE DEALER AND THEY KEPT IT FOR A MONTH DISCOVERING THE LEFT REAR WHEEL WAS OUT OF ROUND /BENT WITH NO VISIBLE DAMAGE. THEY REPLACED IT AT NO CHARGE BECAUSE IT WAS WITHIN A WEEK OF DELIVERY. A COUPLE OF MONTHS LATER ”

— NHTSA complaint filing

When Problems Appear on the 2018 Chevrolet CORVETTE

Based on 43 owner complaints that included an odometer reading. Median mileage at time of complaint: 10K miles. Most complaints cluster in the 0-30K miles range.

Overall complaint distribution by mileage

0-30K

30-60K

60-100K

100-150K

150-200K

200K+

WHEELS

In line with typicalmedian 10K mi · 36 reports

0-30K

30-60K

60-100K

100-150K

150-200K

200K+

Mileage figures are self-reported by owners in NHTSA complaint filings. Peak bucket = the mileage range with the most complaints for that component; it reflects when owners noticed and reported problems, not necessarily when the fault first occurred.

Recalls (1)

STEERING:ELECTRIC POWER ASSIST SYSTEM20/03/2025

General Motors LLC (GM) is recalling certain 2016-2018 Cadillac CTS, 2017-2018 Cadillac ATS, Chevrolet Camaro, and Chevrolet Corvette vehicles. The electric power steering (EPS) assist may fail.

Risk: A loss of power steering assist can require greater steering effort, especially at low speeds, increasing the risk of a crash.

Fix: Dealers will replace the power steering gear assembly, free of charge. Owner notification letters were mailed April 15, 2025. Owners may contact Cadilac customer service at 1-800-333-4223 or Chevrolet customer service at 1-800-222-1020. GM's number for this recall is N252497020.

Fuel Cost Calculator for 2018 Chevrolet CORVETTE

Live EIA prices

Annual miles driven: 12,000

Your state (affects local gasoline price)

Per year

$2,667

Per month

$222

Per mile

22.2¢

MPG

City driving (worst-case MPG)

$3,693/yr

Highway driving (best-case MPG)

$1,920/yr

Based on EPA fuel-economy ratings and EIA weekly retail prices (2026-07-20). Real-world cost varies with driving style, trim/engine, terrain, and traffic.

5-Year Gas Price History

EIA weekly retail data · 2021 → today

Show:

Current

$4.00

5-year low

$2.78

5-year high

$5.01

Since 2021

+27%

Source: US Energy Information Administration weekly retail gasoline prices.

Estimated Insurance Cost for 2018 Chevrolet CORVETTE

Estimate only, not a quote. Modeled from NAIC + HLDI averages for a hypothetical 35-year-old driver with clean record + full coverage. Your actual quote depends heavily on your age, driving history, credit, ZIP code, and insurer.

Your state (affects local premium average)

Full coverage / year

$2,377

Full coverage / month

$198

Liability only / year

$754

vs US avg

+42%

How this estimate is calculated

US base full-coverage premium$1674

× state (US)1.00x

× vehicle class (coupe-sports)1.42x

× theft risk1.00x

× safety rating1.00x

× vehicle age1.00x

= Full coverage estimate$2377

Coverage assumed: 100/300/100 liability + comprehensive/collision, $500 deductibles. Data sources: NAIC 2024 + HLDI loss studies.

Maintenance & Warranty

Recommended Chevrolet CORVETTE Service Intervals

Oil change

8K mi / 12 mo

Tire rotation

8K mi

Brake fluid

36 months

Transmission fluid

45K mi

Engine coolant

150K mi

Spark plugs

100K mi

Cabin air filter

23K mi

Engine air filter

45K mi

Differential (AWD/4WD)

45K mi

GM Oil Life System dynamically calculates oil change interval. DEXOS-approved oil required.

"Severe service" conditions (heavy towing, extreme temps, city stop-and-go) typically halve these intervals. Always consult your vehicle's owner's manual for the authoritative schedule.

Chevrolet New-Vehicle Warranty Coverage

Bumper-to-bumper (basic)

3 yr / 36K mi

Powertrain

5 yr / 60K mi

Hybrid/EV battery

8 yr / 100K mi

Corrosion (rust perforation)

6 yr / 100K mi

Roadside assistance

5 yr / 60K mi

These are the terms for a new Chevrolet. If you're buying a used 2018 CORVETTE, remaining coverage is usually pro-rated from the vehicle's original in-service date. Not all coverage transfers between owners — check with a Chevrolet dealer for VIN-specific remaining warranty.

Estimated Repair Costs

WHEELS(~50K mi)

$500

BRAKES(~50K mi)

$500

BODY/STRUCTURE(~50K mi)

$500

TRANSMISSION(~50K mi)

$500

STEERING(~50K mi)

$500

Estimates based on average reported repair costs. Actual costs vary by location, shop, and severity.

🔍 Pre-Purchase Inspection Checklist

Based on 53 owner complaints for this specific year, here's what to check or ask about:

☐
WHEELS: BOUGHT THE CAR APRIL 7TH 2018 WITHIN 500 MILES NOTICED A BAD VIBRATION, RETURNED TO THE DEALER AND THEY KEPT IT FOR A MONTH DISCOVERING THE LEFT REAR WHEEL WAS OUT OF ROUND /BENT WITH NO VISIBLE DAMAGE. THEY REPLACED IT AT NO CHARGE BECAUSE IT WAS WITHIN A WEEK OF DELIVERY. A COUPLE OF MONTHS LATER
Typically appears around 50K miles. Repair cost ~$500
☐
BRAKES: TWO BRAKE ROTORS ON 2018 CORVETTE GRAND SPORT HAVE PERMANENT RUST BANDS THAT DO NOT WEAR OFF UNDER BRAKING. THEY ARE SCORING AND GROOVING THE BRAKE PADS INSTEAD. GM BLAMES THE DEALER FOR POOR MAINTENANCE BUT NEITHER WILL REPLACE BECAUSE THEY SAY IT'S ONLY 'COSMETIC' ACCORDING TO THEM. THEY DID ADVI
Typically appears around 50K miles. Repair cost ~$500
☐
BODY/STRUCTURE: WHEELS CRACKED AND BENT AT LESS THAN 3500 MILES. KNOWN PROBLEM WITHIN CORVETTE COMMUNITY. GM WONT DO ANYTHING ABOUT IT. FRONT BUMPER PAINT PEELING OFF, WHERE THE BUMPER MEETS FENDERS. THIS IS A KNOWN FACTORY DEFECT.
Typically appears around 50K miles. Repair cost ~$500
☐
TRANSMISSION: 8-SPEED AUTOMATIC TRANSMISSION 'BUCKS' AND 'CLUNKS' DURING ACCELERATION OR DURING UP SHIFTING. IT DOES THIS EITHER IN FULL AUTOMATIC OR MANUAL SHIFTING MODE.
Typically appears around 50K miles. Repair cost ~$500
☐
RECALLS: Verify all 1 recall have been completed — free at any Chevrolet dealer
☐
General: Get a pre-purchase inspection from an independent mechanic ($100-$200)