Problems owners report
Complaints filed with NHTSA about the 2018 Chevrolet Colorado, by the system named in each complaint. One complaint can name several.
- Power train78
- Unknown or other36
- Electrical system34
- Engine24
- Steering18
- Fuel/propulsion system11
- Air bags7
- Seat belts5
- Vehicle speed control5
- Suspension4
NHTSA ODI complaints (public domain) · updated 23 Oct 2026 · 3 injuries and 0 deaths reported
Compared with other years
NHTSA ODI complaints by model year
Fatal crashes in the US
From 2020 to 2023, 61 2018 Colorado vehicles were involved in crashes on US public roads in which someone died; 24 people died inside them, and 7 of the vehicles rolled over. This is a count, not a crash rate: it grows with the number of cars on the road.
NHTSA Fatality Analysis Reporting System (FARS), crash years 2020–2023 (public domain)
New York safety inspections
At its first New York inspection the 2018 Chevrolet Colorado failed the safety check 1.33% of the time — 19% less often than the average 2018 passenger car (1.65%). Median odometer at inspection: 56,965 miles.
NY DMV Vehicle Inspections (vezn-fmmk), initial inspections since Aug 2021 · how we count
Crash-test ratings
NHTSA 5-star results for 4 variants; 0 of 4 rated variants score five stars overall. Rollover risk is the estimated chance of rolling over in a single-vehicle crash.
| Variant | Overall | Rollover risk |
|---|---|---|
| 2018 Chevrolet Colorado PU/CC 4WD | ★★★★☆ | 21.2 % |
| 2018 Chevrolet Colorado PU/CC RWD | ★★★★☆ | 21.9 % |
| 2018 Chevrolet Colorado PU/EC 4WD | ★★★★☆ | 21.4 % |
| 2018 Chevrolet Colorado PU/EC RWD | ★★★★☆ | 22.0 % |
- Electronic stability control
- Standard
- Forward collision warning
- Optional
- Lane departure warning
- Optional
- Best overall rating
- 4 / 5
NHTSA New Car Assessment Program (5-Star Safety Ratings), api.nhtsa.gov · US federal work, public domain
Fuel consumption
Official Canadian test results for 9 variants: combined 9.6–14.1 L/100 km (about 17–25 mpg US), CO₂ 251–331 g/km.
| Variant | City | Highway | Combined |
|---|---|---|---|
| Colorado · Pickup truck: Small · Diesel | 10.8 | 8.0 | 9.6 |
| Colorado 4WD · Pickup truck: Small · Diesel | 12.1 | 8.3 | 10.4 |
| Colorado · Pickup truck: Small · Regular gasoline | 11.9 | 9.2 | 10.7 |
| Colorado · Pickup truck: Small · Regular gasoline | 12.1 | 9.2 | 10.8 |
| Colorado 4WD · Pickup truck: Small · Regular gasoline | 12.6 | 9.8 | 11.3 |
| Colorado · Pickup truck: Small · Regular gasoline | 13.4 | 9.6 | 11.7 |
| Colorado ZR2 4WD · Pickup truck: Small · Diesel | 12.5 | 10.7 | 11.7 |
| Colorado 4WD · Pickup truck: Small · Regular gasoline | 14.1 | 10.0 | 12.2 |
| Colorado ZR2 4WD · Pickup truck: Small · Regular gasoline | 15.0 | 13.0 | 14.1 |
Litres per 100 km. Natural Resources Canada, Fuel consumption ratings (open.canada.ca) · Open Government Licence – Canada
Recalls in Canada
1 Transport Canada recall for the 2018 Chevrolet Colorado.
| 2018289 1 Jun 2018 | Fuel System On certain vehicles, a joint on the high-pressure fuel pump may have been improperly welded during the manufacturing process. Over time, this could cause the we… |
Transport Canada Vehicle Recalls Database · Contains information licensed under the Open Government Licence – Canada
Recalls
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.
Whether a recall was fixed on a particular car is known only to the manufacturer: check the VIN at nhtsa.gov/recalls.
NHTSA recalls · summaries in NHTSA's own words
Service bulletins
What Chevrolet told its dealers about the 2018 Chevrolet Colorado: known faults, fixes and updates.
| Bulletin | Summary |
|---|---|
| 11011989 | This service bulletin provides information on the harmful effects of ethylene glycol in transmission fluid. |
| 11011900 | This diagnostic tip bulletin provides additional information on how to diagnose a possible valve, lifter or camshaft issue. |
| 11011805 | This Preliminary information communicates a GM part number forreflective high temperature heat or insulating tape when repairing wiring harnesses. |
| 11011782 | This Preliminary Information communication provides information to the technician about the use of J-35616-64B terminal test probe, replacement terminals, and terminated leads. The J-35616-64B is the latest test probe released for checking tension or probing the .64 series terminals. The test probe terminal has been released in the terminal repair kit (J-38125-620H) located in Lear Tray 7 part number 963716-2. There are 5 terminated leads in a package part number is 13505346, which can be ordered through your normal General Motors Customer Care and Aftersales parts channel. |
| 11011779 | This preliminary information discusses potential for a code C0010.5A to store in the brake controller which appears to be setting falsely or is induced by the customer. |
| 11011709 | This bulletin advises the dealers to maintain the vehicle stock on hand by doing a full inspection on the vehicles before being sold (prepping) to the customer. |
| 11011704 | This informational bulletin provides technicians and dealership personnel with spray-in bed liner general information and repair procedures. |
| 11011444 | This Preliminary information communicates to the dealer a process for accessing the procedure to add attachments to a GM technical assistance case using the dealer case management tool. |
| 11011436 | This Preliminary information communicates for Technicians installing a Service Replacement Transmission Assembly to contact Technical Assistance to make sureunit is not suspect of a snap ring concern prior to installation. |
| 11011420 | This Preliminary information communicates to the dealer technician that TAC recommends the utilization of the GDS2 software to aid in diagnosing automatic transmission concerns. TAC is requesting the GDS2 session logs be sent in before the dealer contacts TAC. |
| 11011406 | This Preliminary information communicatesa "Forward Collision System Reduced" message displayed on the DIC when theForward Automatic Braking has been set to the "Alert" setting. This is normal when theFAB has been set to "Alert". |
| 11011205 | This informational bulletin explains Unscheduled Supplemental Services and the importance of GM Simplified Maintenance Schedules. |
| 11011119 | This Preliminary information communicates to dealers GM is working on a solution for outdated Apps |
| 11010576 | This service bulletin provides information on All hazmat parts being returned to the Warranty Parts Center (WPC) must be shipped using Central Transport. Hazardous materials should never be sent by air transportation to the WPC. |
| 11010546 | This informational bulletin provides technicians and dealership personnel with spray-in bed liner general information and repair procedures. |
| 11010545 | This service bulletin provides information on key code security rules and information on GM keycode look-up applications (U.S). |
| 11010495 | This bulletin provides information on Warranty Administration Required Operating Procedures - 8 Points (U.S. Only). |
| 11010493 | This warranty administration service bulletin provides information about GM Accessories - Dealer-Installed, Repaired or Replaced During Warranty Coverage Period. |
| 11010491 | This warranty administration bulletin provides policy information for GM courtesy transportation and roadside assistance programs. |
| 11010490 | This service bulletin provides guidelines and diagnostic/repair information to technicians regarding vehicle engine oil consumption. |
| 11010488 | This Warranty Administration bulletin provides information on the Global Warranty Management (GWM) Warranty Parts Center (WPC) Parts Return Program. |
| 11010421 | This warranty administration bulletin provides policy information on the requirements for 12V battery testing and warranty replacements. |
| 11009764 | This service bulletin provides information on Concerns or Questions Regarding Installation of Dealer Installed Accessories. |
| 11009756 | This bulletin provides information on Policies Applicable to All U.S. Dealers for Engine and Transmission Assembly Replacement Under Warranty, Policy or Customer Enthusiasm and information on Submission of Warranty Transaction in Global Warranty Management. |
| 11009532 | This service bulletin provides information for maintenance cleaning of the fuel injectors and gasoline detergent additive. |
NHTSA manufacturer communications (public domain)