2018 Gmc Canyon Problems
Shopping for a used 2018 Gmc Canyon? This page highlights owner-reported complaint patterns and recall history so you can inspect the right systems before buying. Based on 49 real NHTSA owner complaints, with Transmission / Drivetrain the most reported area.
Before you buy
This 2018 Gmc Canyon has 49 NHTSA complaints — top issue: Transmission / Drivetrain.
A model-year pattern isn't the car in front of you. Check this exact VIN for accidents, open recalls, odometer rollback, and salvage titles.
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2018 Gmc Canyon Fuel Economy
✓ EPA Official DataEPA-rated fuel economy across 8 2018 Gmc Canyon trim configurations. The median figure is shown; range reflects all available trims.
Source: EPA FuelEconomy.gov. Figures reflect EPA lab testing; real-world results vary by driving style, load, and conditions. 8 trims analysed.
2018 Gmc Canyon Safety Ratings
NHTSA 5-Star Program4 variants tested — showing 2018 GMC Canyon PU/CC RWDOfficial crash test results from the NHTSA 5-Star Safety Ratings program. Stars reflect government-conducted tests; higher is safer.
Overall
21.9% rollover risk
Frontal Crash
Side Crash
Rollover
21.9% probability
Source: NHTSA 5-Star Safety Ratings. Ratings are based on government crash tests and may not reflect all trim levels.
Based on NHTSA complaint data, the 2018 Gmc Canyon has 49 owner complaints, 1 crash-related complaints, and 1 recall campaign on record. The most frequently reported component is Transmission / Drivetrain. NHTSA reliability signal: Notable Issues.
- Make
- Gmc
- Model
- Canyon
- Model year
- 2018
- NHTSA owner complaints
- 49
- Crash-related complaints
- 1
- Safety recall campaigns
- 1
- Top reported component
- Transmission / Drivetrain
- Reliability signal
- Notable Issues
- EPA MPG combined
- 22
- EPA MPG city / highway
- 20 / 26
- Fuel type
- Regular Gasoline
- NHTSA overall safety rating
- 4/5 stars
- NHTSA frontal crash rating
- 4/5 stars
- NHTSA side crash rating
- 5/5 stars
- NHTSA rollover rating
- 3/5 stars
- Electronic stability control
- Standard
Common problems
Most common 2018 Gmc Canyon problems
Top owner-reported complaint areas and where they often appear.
Transmission / Drivetrain
Electrical Faults
Engine Problems
Complaint patterns center on Transmission / Drivetrain, Electrical Faults, Engine Problems. Use these as a pre-purchase inspection guide, then verify recall and damage history on the specific VIN.
Buyer verdict
Should you buy a used 2018 Gmc Canyon?
The 2018 Gmc Canyon shows higher complaint activity for its model-year profile, so buyers should inspect known problem areas carefully before purchase.
Use the model-year trend to shortlist candidates, then confirm the exact vehicle condition with service records, recall status, and a VIN history report.
Pre-purchase
What to check before buying a used 2018 Gmc Canyon
Inspection Focus
- Inspect the transmission and drivetrain for any signs of slipping, harsh shifting, or unusual noises.
- Verify all open recalls at nhtsa.gov/recalls, especially for the single recall on this model.
- Request service records to check for prior repairs related to electrical faults or engine problems.
- Have a mechanic perform a pre-purchase inspection focusing on reported components.
Before You Close the Deal
- Inspect the transmission and drivetrain for any signs of slipping, harsh shifting, or unusual noises.
- Verify all open recalls at nhtsa.gov/recalls, especially for the single recall on this model.
- Request service records to check for prior repairs related to electrical faults or engine problems.
- Have a mechanic perform a pre-purchase inspection focusing on reported components.
Check the exact car
Shortlist with model-year data. Decide with the exact VIN.
Before buying a used 2018 Gmc Canyon, run a VIN history report to verify accidents, title brands, odometer records, theft checks, and open recalls for the exact vehicle.
AI verdict
What the complaint data suggests
Editorial interpretation of NHTSA public complaint data. Source: nhtsa.gov. Complaints are owner-submitted and do not confirm a defect. Methodology
Based on 49 NHTSA complaints for the 2018 GMC Canyon, the data suggests that transmission and drivetrain issues are the most frequently reported concern, followed by electrical faults and engine problems. There is one recall and one crash-related complaint, but the overall confidence in these patterns is low due to the limited sample size.
- Transmission and drivetrain complaints account for the majority of reports (26 out of 49).
- Electrical faults are the second most common complaint category with 10 reports.
- Engine problems were reported 7 times, and there were 2 complaints of unintended acceleration.
- Transmission / Drivetrain issues appear to be a recurring theme, with 26 complaints.
- Electrical faults, including potential wiring or component failures, were reported 10 times.
- Engine problems were noted in 7 complaints, though specifics are not detailed.
Full breakdown
All 2018 Gmc Canyon complaints by category
Every owner-reported complaint category filed with NHTSA for the 2018 Gmc Canyon. Use this as a pre-purchase inspection checklist.
| Component | Complaints | Crashes | Fires | Avg Mileage | Volume |
|---|---|---|---|---|---|
| Transmission / Drivetrain | 26 | 1 | — | — | |
| Electrical Faults | 10 | — | — | — | |
| Engine Problems | 7 | — | — | — | |
| Uncategorized Issues | 4 | — | — | — | |
| Fuel/Propulsion System | 4 | — | — | — | |
| Headlight/Taillight Failures | 3 | — | — | — | |
| Steering Defects | 3 | — | — | — | |
| Unintended Acceleration | 2 | — | — | — | |
| Brake System | 2 | — | — | — | |
| Seat Belt Issues | 2 | — | — | — | |
| Structural Problems | 1 | — | — | — | |
| Fuel System | 1 | — | — | — | |
| Diesel | 1 | — | — | — | |
| Airbag Malfunctions | 1 | — | — | — | |
| Suspension Failures | 1 | — | — | — | |
| Electronic Stability Control (Esc) | 1 | — | — | — |
Source: NHTSA Complaints Database. Complaint counts may exceed total complaints because one report can span multiple categories.
In their words
Real owner complaints
Read what owners actually reported to NHTSA for the 2018 Gmc Canyon. Type a keyword (e.g. “transmission”, “stalling”, “brakes”) to filter.
The warning light is saying engine power reduced having to do with the DEF system
This is a known problem with GMC and Chevy trucks, known as the Rumble. At approximately 45mph and up, the truck feels like it’s going over rumble strip and the back end is slipping. This causes the steering wheel and truck to shake. It could result in the loss of control if it …
The contact owns a 2018 GMC Canyon. The contact stated that while driving in the snow, the 4WD function became inoperable, and the vehicle lost traction and started skidding. The "Service 4WD" message was displayed. The vehicle was taken to a dealer where it was determined that a…
The contact owns a 2018 GMC Canyon. The contact stated that while driving at an undisclosed speed, there was an abnormal knocking sound coming from the engine compartment. No warning lights were illuminated. The vehicle was taken to the dealer, who diagnosed a failure with the tr…
The transmission is sluggish and jerky resulting in unpredictable and inconsistent speed control. The vehicle is available for inspection, if requested. The inconsistent speed control is a potential hazard during acceleration and deceleration. The issue is known to the manufact…
My 2018 GMC Canyon just underwent repairs due to a crack in the head gasket. A serious issue which resulted in having to take said GMC Canyon to a mechanic before further damage to the engine could be suffered. My truck only had a measly 76,000 miles. Definitely, something GMC sh…
The contact owns a 2018 GMC Canyon. The contact stated while parking the vehicle, the ignition key was difficult to remove from the ignition cylinder. The contact stated that the failure was constant and was unable to remove the key from the ignition cylinder, causing the 12-Volt…
The contact owns a 2018 GMC Canyon. The contact stated while the vehicle was parked, the contact attempted to remove the key fob from the ignition, and the key fob was stuck. There was no warning light illuminated. The contact stated that the gear shifter was in park(P) but the c…
Major potential for deadly fire or explosion. Fuel tank strapped failed after forward strap bolt fell out of threaded cross member where fastened in frame. The failure led to the fuel tank hanging inches off the ground on the freeway stressing fuel pump lines to forward upper tan…
Vehicle switched out of four wheel drive while travelling up hill in snow. Resulted in a loss of traction and sliding downhill until it collided with a tree, resulting in$9,000 worth of damage. I have heard of the AWD/4WD actuator failing in other GMC trucks. The vehicle is curr…
2 weeks ago I was driving on the highway doing 65 mile per hour and suddenly my truck started shaking and. Suddenly completely shut down lost power brakes stiffed and steering wheel as well. I safely pulled over to try to restart the vehicle and on my dash board light came on en…
Transmission developed shutter/shimmy when shifting gears especially at lower speeds. Took truck to dealer and they diagnosed that the torque converter had failed. There are numerous reports and complaints online regarding this issue with GMC Canyons.
Backup lights are not working; bulbs are good. No apparent chafing/wear on wiring harness. Removed ground strap, cleaned and reattached. Still not working. 48,000 miles on 2018 GMC Canyon SLT, diesel engine.
When placing the vehicle in reverse, the infotainment screen goes to full brightness on the reverse camera, making it difficult to see at night by lighting up the cabin causing interior reflections when trying to see out the windows at mirrors or behind the vehicle. There is no w…
I was traveling on a two lane highway, a semi in front of me and a truck behind me. A warning message popped up on my dash “Service Emissions System- 65 mi before 65mph max speed”. And within 5 seconds of that message popping up, the engine detuned itself. I pulled over as quick …
The contact owns a 2018 GMC Canyon. The contact stated while driving 60-65 MPH, the message “Bad Exhaust Fluid Warning” was displayed. The contact stated that he added exhaust fluid to the vehicle per owner manual’s instructions; however, the message remained displayed. The vehic…
Truck started vibrating we took it it for diagnostic services & the results were a failing torque converter way premature in age for this to be a problem!
Transmission shifting really hard, has problem shifting from low gear shaking when brakes are applied makes loud noises when you go reverse to park and park to any gear Driving home lost power Steering and had to pull of freeway This truck has already been in the dealer for 7 ot…
“Engine power reduced” service message “Stabilitrack” service message “4x4” service message Vehicle is available for inspection Vehicle jerks and loses power while driving at highway speeds causing 18-wheelers and other drivers to swerve around me, vehicle accelerates very slow…
The contact owns a 2018 GMC Canyon. The contact stated that on various occasions while driving approximately 70 MPH, the vehicle was shaking. There was no warning light illuminated. The vehicle was taken to several independent mechanics; however, the mechanics were unable to dupl…
Source: NHTSA Complaints Database. Real owner reports for the 2018 Gmc Canyon.
Safety recalls
2018 Gmc Canyon recalls
1 campaignNHTSA recall campaigns for the 2018 Gmc Canyon. 1 recall campaign is on record for this model year. Recalls are free to fix at authorized dealers, but completion status must be verified on the exact VIN.
FUEL SYSTEM, GASOLINE:DELIVERY:FUEL PUMP
Research more
Keep researching before you buy
Compare brands and categories, then check the exact car's history by VIN.
Questions
2018 Gmc Canyon buying FAQ
Buyer-focused answers based on real NHTSA complaint and recall data for this model year.
Is the 2018 Gmc Canyon reliable?▾
Notable Issues. NHTSA currently shows 49 owner complaints, 1 crash-related complaints, and 1 recall campaign for this model year. The 2018 Gmc Canyon shows higher complaint activity for its model-year profile, so buyers should inspect known problem areas carefully before purchase. Treat this as a model-year signal, then verify the exact vehicle's condition and history before purchase.
What are the most common problems with the 2018 Gmc Canyon?▾
#1: Transmission / Drivetrain (26 complaints). #2: Electrical Faults (10 complaints). #3: Engine Problems (7 complaints)
At what mileage do problems start on the 2018 Gmc Canyon?▾
Mileage data is not available or insufficient for this model year.
How safe is the 2018 Gmc Canyon?▾
Complaint data is not the same as crash-test scoring, but it does highlight possible risk patterns. For the 2018 Gmc Canyon, NHTSA complaints include 1 crash-related reports and 0 fire reports out of 49 total complaints. For controlled crash-test ratings, check nhtsa.gov/ratings.
Does the 2018 Gmc Canyon have any recalls?▾
Yes. 1 NHTSA recall campaign affect the 2018 Gmc Canyon. A major recall area is FUEL SYSTEM, GASOLINE:DELIVERY:FUEL PUMP. 1 recall campaign is on record for this model year. Always verify open recalls by VIN because completion status varies by vehicle.
Should I buy a 2018 Gmc Canyon?▾
The 2018 Gmc Canyon shows higher complaint activity for its model-year profile, so buyers should inspect known problem areas carefully before purchase. Use the model-year trend to shortlist candidates, then confirm the exact vehicle condition with service records, recall status, and a VIN history report. Pay extra attention to Transmission / Drivetrain during inspection. Before committing, run a VIN history report to verify accidents, title brands, odometer records, and recall completion for the exact car.
Source: NHTSA (National Highway Traffic Safety Administration) complaint and recall databases, aggregated by VinSpector AI.
Wider context: See the full Gmc Canyon reliability report with year-by-year comparison.
Owner Reliability Rating
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Ratings are based on owner experience and are separate from NHTSA data shown above.
Before you buy
Check the exact vehicle history before you buy
Model-year complaints and recalls reveal patterns. A VIN report confirms whether the exact car has accident history, title brands, mileage issues, or open recalls.