Certain vehicles listed above, may have a condition where coolant leaks from the radiator hose quick connect at the radiator inlet. This special coverage covers the condition described above for a period of 5 years or 60,000 miles (100,000 km), whichever occurs first, from the date the vehicle was originally placed in service, regardless of ownership. For vehicles covered by Vehicle Service Contracts, all eligible claims with repair orders on or after July 14, 2026, are covered by this special coverage and must be submitted using the labor operation codes provided with this bulletin. Claims with repair orders prior to July 14, 2026, must be submitted to the Service Contract provider. Vehicle
full bulletin at NHTSA ↗2024 Chevrolet Colorado engine problems
moderate Owners of the 2024 Chevrolet Colorado have filed 15 NHTSA complaints about the engine at roughly $3,100 to repair (U.S. federal records, as of July 2026). Source: NHTSA Office of Defects Investigation. See engine across all vehicles →
Complaints
15
Recalls
0
Avg fix
$3,100
| Model year | engine complaints |
|---|---|
| 2020 Colorado | 9 |
| 2021 Colorado | 6 |
| 2023 Colorado | 12 |
| 2024 Colorado (this page) | 15 |
What stands out
Among the 17 model years of Chevrolet Colorado in our records for engine problems, this one ranks #3 by owner-complaint volume.
Is there a fix? Manufacturer service bulletins
The manufacturer has issued service bulletins covering engine on this vehicle — documented repair instructions, service campaigns, or warranty extensions sent to dealers. A TSB isn't a recall (it's not a free safety remedy), but it's the manufacturer acknowledging the issue and how to fix it.
This service bulletin provides information on replacing the intake manifold when the engine is replaced after severe internal engine damage.
full bulletin at NHTSA ↗This engineering informational bulletin is requesting information from technicians to perform the check list provided and contact the engineer listed in regards having the Check Engine Lamp illuminated on Driver Information Center (DIC).
full bulletin at NHTSA ↗The service bulletin advises the tech of a normal transmission shift condition and the delay in throttle response when the throttle plate is opened rapidly and advises the customer that it is normal for the delay.
full bulletin at NHTSA ↗This service bulletin provides repair information to correct a customer concern of Check Engine Lamp Illuminated with HVAC Related DTC.
full bulletin at NHTSA ↗Source: NHTSA manufacturer communications. Bring the bulletin number to your dealer or shop.
The failure pattern owners describe
The 2024 Chevy Colorado's 2.7L engine is showing multiple failure patterns that owners say deserve immediate attention. The most common complaint centers on the upper radiator hose connection: owners report coolant leaking at mileage ranging from just over 20,000 to 36,750 miles. The leak typically stems from what owners describe as a defective rubber seal or o-ring, not a durable metal o-ring. These leaks trigger check engine lights and can lead to engine overheating. One dealership confirmed seeing three identical failures in a single week. Repairs cost around $800 for what owners call a $40 part, with backorders stretching 5–7 days.
A more severe failure involved a truck experiencing complete engine seizure at 28,000 miles on the highway—at highway speed—with no warning signs despite regular Chevy maintenance. The crankshaft failed with internal debris lodging in the engine block. The replacement engine was another 2.7 with no design improvements.
Other issues include a broken threaded insert in the oil pan appearing at 500 miles; rough idle and misfire on cold starts that dealerships can't resolve after eight days of work; and acceleration hesitation after braking that creates dangerous highway merging situations. Owners broadly state these problems are widespread on online forums and should be recall items.
Same Chevrolet Colorado engine reports on nearby years: 2023
Failure modes owners describe
Upper radiator hose failure with coolant leak
Coolant leaks from the upper radiator hose connection to the radiator, typically caused by a defective rubber seal or o-ring. The leak allows coolant to escape, triggering check engine lights and potentially causing overheating.
When: 20,000 to 36,750 miles; one dealer reported seeing the issue in three 2024 Colorados in a single week
Symptoms owners cite: Coolant leaking from upper radiator hose connection; Check engine light illumination; Loud whooshing noise from engine bay; Cooling system warning or low coolant condition; Engine overheating risk if coolant loss is severe
Codes mentioned: Check engine light (cause: low coolant level)
Repairs/costs cited: Hose replacement required; one owner reported $800 repair cost for a $40 part; 5-7 day backorder delays reported. Dealers treating as non-recall item.
Recalls/TSBs owners mention: No recall issued as of complaint dates. GM reportedly implementing step-by-step diagnostic process. One dealer confirmed receiving multiple 2024 Colorado units with identical failure.
Engine crankshaft failure with block damage
Complete engine seizure caused by failed crankshaft with hole from internal debris in the engine block. Occurred at highway speed with no prior warning signs or symptoms despite regular Chevy dealership maintenance.
When: 28,000 miles
Symptoms owners cite: Complete engine failure while driving at 75 mph; Engine seized; No prior warning signs or symptoms; Loss of power steering and braking assist during failure
Repairs/costs cited: Engine replacement required. Owner states replacement engine is also a 2.7 with no design fix.
Recalls/TSBs owners mention: Owner states this is described as an ongoing problem with the 2.7 engine with no recall and no design fix provided in replacement unit.
Oil pan drain plug threaded insert failure
Threaded insert inside stamped aluminum oil pan breaks free from the pan at the drain plug location, making the vehicle inoperable if insert falls into pan.
When: 500 miles
Symptoms owners cite: Loose or broken threads at oil drain plug location; Steel threaded insert separated from aluminum oil pan
Repairs/costs cited: Factory oil pan replacement required. Owner states the design prevents any way to prevent the threaded insert from falling into the pan.
Acceleration hesitation after braking
Vehicle hesitates to accelerate for several seconds immediately after braking, whether in traffic or at stops. Creates dangerous driving conditions when merging or entering intersections.
When: Not specified
Symptoms owners cite: Hesitation and delayed acceleration after braking; Slow or no response to accelerator input following traffic stops; Dangerous delay when merging onto highway; Dangerous delay when accelerating from intersections
Repairs/costs cited: Owner has not yet taken to dealer.
Rough idle and misfire on cold start
Engine idles roughly when cold-started, with rough noise audible from exhaust and vibration felt in cab. Idle miss persists at intersections even after warm-up. Owner reports seeing many forum posts describing identical issue in same model year.
When: Brand new vehicle
Symptoms owners cite: Rough idle on cold engine startup; Loud rough noise from exhaust on cold start; Vibration felt in cab during cold idle; Idle miss at traffic stops even after warm-up
Codes mentioned: Code in one cylinder (specific code not provided by dealership)
Repairs/costs cited: Dealership had truck for 8 days with no positive results. Injectors tested perfect. GM reportedly requiring step-by-step diagnostic process.
Recalls/TSBs owners mention: GM implementing step-by-step diagnostic protocol; dealership unable to resolve after 8 days.
Synthesized from 15 NHTSA owner complaints — unverified consumer allegations, summarized for patterns. The verbatim filings appear below.
What owners are reporting 4 most recent
The upper radiator hose on some huge percentage of these trucks fail (mine has failed at just over 20K miles). You can check the Colorado Chevy forum, youtube, etc., et al, and find plenty of instances where this has failed. As this is the cooling system, it can cause the engine to overheat and potentially ruin the engine. The flaw seems to be an engineering issue with the rubber seal they use…
Upper coolant hose started leaking two weeks ago.
A leak in the upper radiator coolant intake hose has been found. This leak is the result of a bad rubber o-ring in the connection between the radiator and the hose. This has resulted in coolant regularly leaking from the vehicle causing power train issues, health and safety concerns where toxic coolant is leaking and environmental concerns. A loud “whooshing” noise was heard from the engine bay…
The vehicle was purchased new from Courtesy Chevrolet in San Diego, CA. After 500 miles on the odometer, I decided to change the oil with fresh Castrol Syntec 5W-30 which has the Dexos 1 Gen3 approval along with a new ACDelco PF66 oil filter. Upon removing the oil drain plug and after all of the oil had been drained, I noticed the threads for the oil drain plug appear to be loose and perhaps…
Had engine trouble with your 2024 Chevrolet Colorado?
File a complaint with NHTSA → It's free, official, and how every report above got here — owner filings are the federal safety record this page is built on.
Common questions
How serious is the engine problem on the 2024 Chevrolet Colorado?
It's a documented issue but not catastrophic. 15 complaints have been filed. Repairs average $3,100 and most owners catch it before it causes a breakdown.
At what mileage does the engine typically fail?
Mileage data is limited for this issue. Owners report failures across a wide range, suggesting cause is more about driving conditions and maintenance than mileage alone.
What does it cost to fix?
Independent shops typically charge around $3,100 for engine repairs on this vehicle. Dealer pricing tends to run 20-40% higher. The exact figure depends on the specific failure mode, parts availability, and your local labor rates. If you're outside factory warranty, an extended service contract often covers this category.
Are there any recalls related to engine?
No active recalls currently cover engine issues on this vehicle. The complaints filed represent owner-reported failures that haven't risen to the level of a manufacturer-issued recall — but they're still worth knowing about before you buy or budget for repairs.
Related
Complaint and recall data sourced from the National Highway Traffic Safety Administration (NHTSA)
public records database. Verify the raw federal record at
nhtsa.gov/vehicle/2024/Chevrolet/Colorado.
Severity ratings are derived from reported crashes, fires, injuries, and fatalities. Repair cost estimates are
independent-shop national averages and may differ in your area. Some links on this page are affiliate links.