Is the 2018 Chevrolet COLORADO reliable?

The 2018 Chevrolet COLORADO has 238 complaints filed with NHTSA (1.3x the segment average). Our reliability verdict: below-average. Most common issue: TRANSMISSION problems.

What are common problems with the 2018 Chevrolet COLORADO?

Top problems: TRANSMISSION (75 complaints, avg repair $500); OTHER (35 complaints, avg repair $500); ELECTRICAL (32 complaints, avg repair $500). Issues typically appear around 50K miles.

Are there any recalls on the 2018 Chevrolet COLORADO?

Yes, there are 1 recall(s): FUEL SYSTEM, GASOLINE:DELIVERY:FUEL PUMP. 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 COLORADO?

The 2018 Chevrolet COLORADO gets 22 MPG combined. At current US average gas prices, driving 12,000 miles per year costs roughly $2182. See the interactive fuel cost calculator on this page for state-specific pricing.

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

Estimated US average full-coverage insurance for the 2018 Chevrolet COLORADO is approximately $1,673/year (truck-small 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 COLORADO

Problems, Recalls & Reliability Report

Below Average

Quick Summary

The 2018 Chevrolet COLORADO has 238 owner complaints filed with NHTSA — that's 1.3x the segment average of 181. The most common issue is transmission problems (32% of all complaints), specifically: i had truck stationary parked on a slight incline on a dirt road for about 5 minutes when i heard a odd sound like "arrrrr clunk" and my car rolled down a hill. i had my car on park while on 4low with the engine off. i did not have my parking brake on though but the incline was so slight i feel i di. There is 1 recall issued for this model year. ⚠️ 6 fire reports filed.

6 fire reports 2 crash reports 5 injuries

238

Total Complaints

Recalls Issued

4/5

Safety Stars

1.3x

vs Segment Avg

Known Problems(top 5 of 8)

TRANSMISSION

75 complaints

32%

• I HAD TRUCK STATIONARY PARKED ON A SLIGHT INCLINE ON A DIRT ROAD FOR ABOUT 5 MINUTES WHEN I HEARD A ODD SOUND LIKE "ARRRRR CLUNK" AND MY CAR ROLLED DOWN A HILL. I HAD MY CAR ON PARK WHILE ON 4LOW WITH THE ENGINE OFF. I DID NOT HAVE MY PARKING BRAKE ON THOUGH BUT THE INCLINE WAS SO SLIGHT I FEEL I DI
• UPON ACCELERATING THE VEHICLE ONTO A 3 LANE ROAD, ALL WARNING LIGHTS CAME ON IN THE VEHICLE. A WARNING MESSAGE PRESENTED ON THE DASHBOARD STATING "ENGINE POWER REDUCTION" AND THEN THE VEHICLE SHUT DOWN COMPLETELY WHILE MOVING. THE ENGINE SHUT OFF AND THE VEHICLE WOULD NOT DISENGAGE FROM PARK.
• CHEVY COLORADO A BAD VIBRATION IN DRIVETRAIN. TOOK TRUCK TO DEALER WHO SAID IT WAS TORQUE CONVERTER PROBLEM. IT HAS BEEN AT DEALER FOR 9 DAYS BECAUSE THEY ARE DOING 9 VEHICLES A DAY FOR THIS PROBLEM. SUPPOSEDLY THEY ARE GOING TO CHANGE TORQUE CON

Typical onset: 50K miles Est. repair: $500💥 1 crashes

“I HAD TRUCK STATIONARY PARKED ON A SLIGHT INCLINE ON A DIRT ROAD FOR ABOUT 5 MINUTES WHEN I HEARD A ODD SOUND LIKE "ARRRRR CLUNK" AND MY CAR ROLLED DOWN A HILL. I HAD MY CAR ON PARK WHILE ON 4LOW WITH THE ENGINE OFF. I DID NOT HAVE MY PARKING BRAKE ON THOUGH BUT THE INCLINE WAS SO SLIGHT I FEEL I DI”

— NHTSA complaint filing

When Problems Appear on the 2018 Chevrolet COLORADO

Based on 112 owner complaints that included an odometer reading. Median mileage at time of complaint: 14K 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+

TRANSMISSION

In line with typicalmedian 18K mi · 37 reports

0-30K

30-60K

60-100K

100-150K

150-200K

200K+

OTHER

In line with typicalmedian 11K mi · 17 reports

0-30K

30-60K

60-100K

100-150K

150-200K

200K+

ENGINE

In line with typicalmedian 31K mi · 13 reports

0-30K

30-60K

60-100K

100-150K

150-200K

200K+

ELECTRICAL

In line with typicalmedian 19K mi · 12 reports

0-30K

30-60K

60-100K

100-150K

150-200K

200K+

STEERING

In line with typicalmedian 9K mi · 7 reports

0-30K

30-60K

60-100K

100-150K

150-200K

200K+

FUEL SYSTEM

Later than typicalmedian 52K mi · 5 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)

FUEL SYSTEM, GASOLINE:DELIVERY:FUEL PUMP31/05/2018

General Motors LLC (GM) is recalling certain 2015-2018 GMC Canyon, 2016-2017 Buick Envision, 2016-2018 Chevrolet Colorado and Malibu, 2017-2018 GMC Acadia, 2018 Buick LaCrosse, Cadillac ATS, Chevrolet Equinox, and GMC Terrain vehicles. The high pressure fuel pump may detach from its mounting flange, possibly resulting in the pump damaging the high pressure fuel line.

Risk: A damaged fuel line can create a fuel leak, increasing the risk of a fire.

Fix: GM will notify owners, and dealers will replace the high pressure fuel pump, and high pressure fuel pipe, free of charge. The recall began July 2, 2018. Owners may contact Buick customer service at 1-800-521-7300, Cadillac customer service at 1-800-458-8006, Chevrolet customer service at 1-800-222-1020, or GMC customer service at 1-800-462-8782. GM's number for this recall is 18188.

Fuel Cost Calculator for 2018 Chevrolet COLORADO

Live EIA prices

Annual miles driven: 12,000

Your state (affects local gasoline price)

Per year

$2,182

Per month

$182

Per mile

18.2¢

MPG

City driving (worst-case MPG)

$2,667/yr

Highway driving (best-case MPG)

$1,600/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 COLORADO

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

$1,673

Full coverage / month

$139

Liability only / year

$617

vs US avg

How this estimate is calculated

US base full-coverage premium$1674

× state (US)1.00x

× vehicle class (truck-small)1.02x

× theft risk1.00x

× safety rating0.98x

× vehicle age1.00x

= Full coverage estimate$1673

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

Maintenance & Warranty

Recommended Chevrolet COLORADO 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 COLORADO, 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

TRANSMISSION(~50K mi)

$500

OTHER(~50K mi)

$500

ELECTRICAL(~50K mi)

$500

ENGINE(~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 238 owner complaints for this specific year, here's what to check or ask about:

☐
TRANSMISSION: I HAD TRUCK STATIONARY PARKED ON A SLIGHT INCLINE ON A DIRT ROAD FOR ABOUT 5 MINUTES WHEN I HEARD A ODD SOUND LIKE "ARRRRR CLUNK" AND MY CAR ROLLED DOWN A HILL. I HAD MY CAR ON PARK WHILE ON 4LOW WITH THE ENGINE OFF. I DID NOT HAVE MY PARKING BRAKE ON THOUGH BUT THE INCLINE WAS SO SLIGHT I FEEL I DI
Typically appears around 50K miles. Repair cost ~$500
☐
OTHER: I HAD TRUCK STATIONARY PARKED ON A SLIGHT INCLINE ON A DIRT ROAD FOR ABOUT 5 MINUTES WHEN I HEARD A ODD SOUND LIKE "ARRRRR CLUNK" AND MY CAR ROLLED DOWN A HILL. I HAD MY CAR ON PARK WHILE ON 4LOW WITH THE ENGINE OFF. I DID NOT HAVE MY PARKING BRAKE ON THOUGH BUT THE INCLINE WAS SO SLIGHT I FEEL I DI
Typically appears around 50K miles. Repair cost ~$500
☐
ELECTRICAL: THE DISPLAY FOR THE BACKUP CAMERA IS ON AT FULL BRIGHTNESS. THERE IS A CONTROL KNOB TO DIM THE INTERIOR LIGHTING AND DISPLAY, BUT WHEN THE VEHICLE IS PUT INTO REVERSE, THE DISPLAY GOES TO FULL BRIGHTNESS AND CANNOT BE CONTROLLED BY THE BRIGHTNESS CONTROL KNOB. AT NIGHT, THE PASSENGER SIDE MIRROR IS
Typically appears around 50K miles. Repair cost ~$500
☐
ENGINE: WHILE DRIVING HOME, YELLOW CHECK ENGINE LIGHT CAME ON & I NOTICED REDUCTION OF OIL PRESSURE. PARKED IN DRIVEWAY, SHUT OFF ENGINE, WENT INSIDE. UPON RETURNING, NOTICED SIGNIFICANT AMOUNT OF OIL ON DRIVEWAY. DIPSTICK SHOWED NO OIL. TOWED TO DEALERSHIP. THEY VERIFIED LEAKING CAME FROM DEFECTIVE OI
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)