2018 Chevrolet Colorado problems, complaints & recalls
Most-reported problem areas: Power Train (69) · Steering (15) · Electrical System (13)
🧭 Reliability snapshot
Compared against other Chevrolet Colorado model years — complaint volume vs the model's median year, recalls and severity. How we score →
🛣️ Complaints by mileage
79 NHTSA complaints that reported an odometer reading.
Safety recalls (1)
Fuel System, Gasoline:delivery:fuel Pump 2018-05-31 · campaign 18V358000 · 895 vehicles
Defect: 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.
Service bulletins (1,263)
Technical service bulletins are repair instructions manufacturers send dealers for known issues. Unlike recalls, the fix is not automatically free — but naming the bulletin at the service desk can save diagnosis time and support goodwill repairs.
Unknown Or Other 2026-09-26 · PIT5698F · Service Bulletin/Repair Instructions
this pi provides diagnostics tips on how the lin bus works and how to diagnosis it.
Unknown Or Other 2026-09-21 · PIP5700H · Service Bulletin/Repair Instructions
this pi communicates the proper part numbers for transmission connectors and internal harness to prevent confusion when ordering
Unknown Or Other 2026-09-04 · PIP4902W · Service Bulletin/Repair Instructions
this preliminary information advises a dealer on how to email gds2 session logs into technical assistance.
Unknown Or Other 2026-07-21 · PIT5099J · Service Bulletin/Repair Instructions
pi to help diagnose a/c concern
Unknown Or Other 2026-07-21 · PIT5509N · Service Bulletin/Repair Instructions
this pi provides diagnostic tips for diagnosing electric trailer brakes issues.
Unknown Or Other 2026-05-14 · PIT5509M · Service Bulletin/Repair Instructions
this pi provides diagnostic tips for diagnosing electric trailer brakes issues.
Showing the 6 most recent of 1,263 bulletins. Search all of them free at nhtsa.gov.
What owners report
2026-09-14 · Engine“crankshaft position tone wheel delaminated, mechanic changed it out and not sure what they did with it. stalled vehicle on uphill passing lane during rush hour traffic, cars where inches from me as they passed at 65-70 mph, i called 911 and had a state trooper come and direct traffic. joe's garage inspected my vehicle and did the repair. it was not…”
2026-09-01 · Exterior Lighting“there are these "new" headlights that are led and white and they are far to bright for oncoming traffic to the point that i see black spots that block the view of the road. to be clear they are not on my vehicle specifically, but a ton of the newer vehicles.…”
2026-08-17 · Unknown Or Other“when shifted into drive, transmission hesitates to accelerate. not all the time, some of the time.…”
2026-08-02 · Power Train“while driving at normal and safe highway speeds, without warning (no audible or visual warning from the vehicle information display) my vehicle experienced engine lockout, loss of all non-electric power, and no control over vehicle speed. a few seconds after loss, the information display did show a "check engine light" and that the engine was in "l…”
2026-07-21 · Power Train“i purchased the truck at the end of march 2025. within a few weeks i was noticing different issues in the transmission. it would occasionally shudder, have jerky or long shifts, would jump gears and lose power. the shudder was random but mostly on the highway, the jerky or long shifts would mostly occur when the egjne was cold and more often in co…”
2026-07-16 · Power Train“66,500 miles transmission shudder. scenic chevrolet advised the torque converter failed and damaged the transmission. …”
2026-07-15 · Electrical System:ignition · 60,000 mi“the contact owns a 2018 chevrolet colorado. the contact stated that while the vehicle was parked, the key was difficult to remove from the ignition. the dealer was contacted and informed that the shift interlock switch failed to recognize that the transmission was shifted to park(p). the vehicle was not repaired. the manufacturer was contacted, but…”
2026-07-06 · Vehicle Speed Control“my 2018 chevrolet colorado diesel has had repeated diesel emissions/dpf-related failures that cause the vehicle to enter reduced-power or limp mode. this is a safety issue because the truck suddenly loses power and cannot accelerate normally. the most serious incident occurred while driving over santiam pass in oregon. the vehicle went into reduce…”
2026-06-06 · Steering“power steering failure, without incident. it started one morning, after turning off truck the previous day. warning lights displayed as soon as truck was started. very difficult to turn steering wheel. too dangerous to drive. dealer indicated the steering rack should be replaced.…”
2026-06-03 · Unknown Or Other“engine fails it violenty thumps and studders and drops from highway speed with no warning. this is a mfg. defect and also an extreme safety concern. the engine studders and thumps and we were almost rear ended by a truck when our truck could not go into gear properly. it is very scary! dealership confirmed that they have many vehicles with sam…”
Excerpts of consumer complaints filed with NHTSA, lightly truncated. They are owner statements, not verified findings.