2018 Gmc YUKON
Problems, Recalls & Reliability Report
Quick Summary
The 2018 Gmc YUKON has 95 owner complaints filed with NHTSA — that's 0.6x the segment average of 149. The most common issue is engine problems (29% of all complaints), specifically: car is not performing as it should. There are 3 recalls issued for this model year.
95
Total Complaints
3
Recalls Issued
4/5
Safety Stars
0.6x
vs Segment Avg
Known Problems(top 5 of 8)
ENGINE
28 complaints- • CAR IS NOT PERFORMING AS IT SHOULD
- • 2014-2018 Chevy and GMC's have a problem with cycling of the thermostat that causes stress fractures on the radiator leading to coolant leaks. Attached are GM bulletins on the 2014 and 2015 models. As one can see they have provided special coverage on the 2014 models to 5 years or 100000 miles for
- • May 31st 2022-While driving on the highway, I lost control of my power steering. Luckily my husband was with me to drive it back home. June 1st 2022-Took it to a service center and was told it needed a part to fix the problem. We ordered the part, which would not be delivered until may 6th 2022. Ju
“CAR IS NOT PERFORMING AS IT SHOULD”
— NHTSA complaint filing
When Problems Appear on the 2018 Gmc YUKON
Based on 23 owner complaints that included an odometer reading. Median mileage at time of complaint: 50K miles. Most complaints cluster in the 30-60K miles range.
Mileage figures are self-reported by owners in NHTSA complaint filings. Peak bucket = the mileage range with the most complaints for that component; it reflects when owners noticed and reported problems, not necessarily when the fault first occurred.
Recalls (3)
General Motors LLC (GM) is recalling certain 2018 Cadillac Escalade, Chevrolet Silverado 1500 and Tahoe, GMC Sierra 1500 and Yukon vehicles equipped with either a 5.3L or 6.2L V8 engine. The output of the mechanical vacuum pump can decrease over time, decreasing the amount of vacuum/power brake assist.
Risk: A decrease in brake assist can increase the brake pedal effort and distance required to stop the vehicle, increasing the risk of a crash.
Fix: GM will notify owners, and dealers will reprogram the Electronic Brake Control Module, free of charge. The recall began November 11, 2020. Owners may contact GM customer service at 1-866-522-9559, Cadillac customer service at 1-800-458-8006 or Chevrolet customer service at 1-800-630-2438. GM's number for this recall is N202300860.
Charging Cost Calculator for 2018 Gmc YUKON
Live EIA pricesBased on EPA fuel-economy ratings and EIA weekly retail prices (2026-07-20). Real-world cost varies with driving style, trim/engine, terrain, and traffic.
Estimated Insurance Cost for 2018 Gmc YUKON
How this estimate is calculated
Coverage assumed: 100/300/100 liability + comprehensive/collision, $500 deductibles. Data sources: NAIC 2024 + HLDI loss studies.
Maintenance & Warranty
Recommended Gmc YUKON Service Intervals
Uses GM Oil Life System. Full-size trucks may have shorter differential and transfer case intervals if used for towing.
"Severe service" conditions (heavy towing, extreme temps, city stop-and-go) typically halve these intervals. Always consult your vehicle's owner's manual for the authoritative schedule.
Gmc New-Vehicle Warranty Coverage
These are the terms for a new Gmc. If you're buying a used 2018 YUKON, remaining coverage is usually pro-rated from the vehicle's original in-service date. Not all coverage transfers between owners — check with a Gmc dealer for VIN-specific remaining warranty.
EV Incentives for 2018 Gmc YUKON
Updated 2026-07Federal Tax Credit (Section 30D) — Expired 2025-09-30
Section 30D new clean vehicle credit ($7,500 max) expired for vehicles acquired after Sept 30, 2025 per Public Law (One Big Beautiful Bill Act). Vehicles acquired on or before that date remain eligible on the buyer's 2025 return. No federal purchase credit exists for post-9/30/2025 acquisitions.
State-Level Incentives (Still Active in 14 States)
Source: US Department of Energy Alternative Fuels Data Center + state DOR / DEQ program pages. Program details and eligibility limits change frequently — always verify with the linked source before purchase.
Estimated Repair Costs
Estimates based on average reported repair costs. Actual costs vary by location, shop, and severity.
🔍 Pre-Purchase Inspection Checklist
Based on 95 owner complaints for this specific year, here's what to check or ask about:
- ☐ENGINE: CAR IS NOT PERFORMING AS IT SHOULD
Typically appears around 50K miles. Repair cost ~$500
- ☐TRANSMISSION: BEEN SINCE DAY PNE OVER PAYMENT RANDOM CALL WRONG SIZE TIRES INSURANCE CLAIM THAT THEY SENT TO FIX AND CLUED THE PIECE AND A REFURBISHED PART PINT CHIPPED WHEN I TOOK IT FOR MAINTENANCE THEY DO OTHER NONSENSE VERY DISAPPOINTED IN THE AMOUNT PAID WITH DDOWNPAIMT SHOWING NO PAYMENT ON CREDIT REPORT
Typically appears around 50K miles. Repair cost ~$500
- ☐SUSPENSION: MY FRONT END MAKES NOISES WHEN I TURN WHEEL OR STOP.I TOOK IT TWO THE CARMAX SERVICE DEPARTMENT AND THEY COULDN'T FIND ANYTHING WRONG.BUT IT'S STILL MAKING THE NOISE
Typically appears around 50K miles. Repair cost ~$500
- ☐OTHER: WHEN RUNNING FROM TIME TO TIME, THE SERVICE STABILITRAK MESSAGE APPEARS AND THE ABS LIGHT MOMENTARILY APPEARS AND DISAPPEARS, AND THE AGENT WAS DETECTED, BUT THE DEFECT WAS NOT DISCOVERED, AND IN THE DETECTION OF MY FRIEND'S DEVICE, CODE C0800 APPEARED, BUT THE AGENT REFUSED TO LOOK FOR THE DEFECT I
Typically appears around 50K miles. Repair cost ~$500
- ☐RECALLS: Verify all 3 recalls have been completed — free at any Gmc dealer
- ☐General: Get a pre-purchase inspection from an independent mechanic ($100-$200)
Gmc YUKON — Year Comparison
How does 2018 compare to other years? Fewer complaints = more reliable.
NHTSA Safety Rating
At a Glance
- Complaints
- 95
- Recalls
- 3
- Fire reports
- 0
- Crash reports
- 1
- Injury reports
- 0
- Segment avg
- 149
Check a Specific VIN
See recalls for YOUR 2018 Gmc YUKON