2018 Chevrolet Malibu problems & reliability
695 owner complaints filed with NHTSA for the 2018 Chevrolet Malibu, alongside 6 safety recall campaigns. Last verified Sep 21, 2026. Complaints are unverified reports submitted by owners to the federal Office of Defects Investigation.
Each complaint is counted once (by NHTSA case number), even when it names several components.
14 complaints report injuries (17 injured).
Federal crash records (FARS 2020–2023): 2018 Chevrolet Malibu vehicles were involved in 167 fatal crashes with 91 occupant deaths. Involvement counts are not adjusted for how many are on the road and do not imply fault or a vehicle defect.
Most reported problems
| Component | Complaints | Share |
|---|---|---|
| Engine → | 279 | 40% |
| Electrical System → | 191 | 27% |
| Power Train → | 169 | 24% |
| Unknown / Other | 151 | 22% |
| Vehicle Speed Control → | 111 | 16% |
| Fuel/propulsion System → | 84 | 12% |
| Service Brakes → | 60 | 9% |
| Steering → | 40 | 6% |
| Electronic Stability Control (esc) → | 21 | 3% |
| Fuel System, Gasoline → | 17 | 2% |
Component groups as classified by NHTSA. A complaint can name more than one component, so shares may sum to more than 100%.
All 27 reported components →Common symptoms owners describe
Keyword analysis of complaint narratives; one complaint can describe several symptoms.
Mileage when problems occurred
Among the 294 complaints that included a usable odometer reading, the median reported incident mileage was 47,280 miles (middle 50% between 27,116 and 64,300 miles).
Complaints by incident year
What owners report
“The contact owns a 2018 Chevrolet Malibu. The contact stated that while the vehicle was parked, the message "Shift to Park" was displayed on the instrument panel. The gear shifter was shifted back into drive and then back into park to turn off the vehicle. The contact also stated that while driving approximately 65…”
Power Train · filed Sep 2, 2026
“The contact owns a 2018 Chevrolet Malibu. The contact stated that there was an abnormally strong gasoline odor coming from the vehicle. The contact stated that while driving at various speeds on several occasions, the accelerator pedal was depressed, but the vehicle failed to respond, requiring the driver to pull over…”
Engine · filed Aug 6, 2026
“I own a 2018 Chevy Malibu. At approximately 57,000 miles, the original engine experienced a vacuum pump failure that resulted in catastrophic engine damage. The engine was replaced by General Motors under the vehicle's warranty. I then drove the vehicle for approximately another 52,000 miles with the warranty…”
Unknown / Other · filed Aug 3, 2026
Verbatim excerpts from complaints filed with NHTSA. Reports are not independently verified.
Technical service bulletins
1,065 manufacturer communications (TSBs, service campaigns, warranty extensions) are on file with NHTSA for the 2018 Chevrolet Malibu. The 10 most recent:
This preliminary information advises a dealer on how to email GDS2 session logs into Technical Assistance.
PIP4902W · Service Bulletin/Repair Instructions · issued Sep 4, 2026
PI to help diagnose A/C concern
PIT5099J · Service Bulletin/Repair Instructions · issued Jul 21, 2026
This preliminary information communicates information about how to determine if a wheel and tires size change is available.
PIT3271Q · Service Bulletin/Repair Instructions · issued Apr 1, 2026
This Preliminary information communicates the steps on how to save a GDS2 Session Log and upload to a Technical Assistance Case in CX Connect.
PIP6104 · Service Bulletin/Repair Instructions · issued Mar 9, 2026
This preliminary information advises a dealer on how to email GDS2 session logs into Technical Assistance.
PIP4902V · Service Bulletin/Repair Instructions · issued Mar 9, 2026
This preliminary information advises a dealer on how to email GDS2 session logs into Technical Assistance.
PIP4902U · Service Bulletin/Repair Instructions · issued Jan 8, 2026
This Preliminary Information communication provides information to the technician about vehicles that have had multiple repair attempts that are being performed on customer’s vehicles that exhibit vibration conditions…
PIT5214G · Service Bulletin/Repair Instructions · issued Nov 20, 2025
New Vehicle Monitoring Programs Section in IVH
13598 · Other · issued Sep 9, 2025
This preliminary information advises a dealer on how to email GDS2 session logs into Technical Assistance.
PIP4902T · Service Bulletin/Repair Instructions · issued Aug 14, 2025
This Preliminary Information communication provides information to the technician about vehicles that have an intermittent no crank, no start, or start stall concern with the security light coming on. Technician may…
PIC5650M · Service Bulletin/Repair Instructions · issued Aug 7, 2025
TSBs are repair guidance manufacturers send to dealers — they are not recalls and repairs are not automatically free. Full documents are available on NHTSA’s site.
Safety recalls
The 2018 Chevrolet Malibu has 6 NHTSA recall campaigns — recall repairs are free at franchised dealers regardless of the vehicle’s age.
Check whether your specific vehicle is affected
Recall campaigns often cover only certain VIN ranges. Enter your VIN on the official NHTSA site to confirm whether your vehicle is included and whether the repair is still open.
Check VIN on NHTSA →Buying a used 2018 Chevrolet Malibu?
- · Decode the seller’s VIN with our free VIN decoder to confirm the exact year, engine and trim.
- · Check for unrepaired recalls by VIN on NHTSA’s official lookup — recall repairs are free.
- · Among complaints with usable mileage, the median reported incident mileage was 47,280 miles. This does not predict when a particular vehicle will develop a problem.