Tap a category to read its complaints. One report may name several components.
When problems were reported
Mileage at the reported incident
Limited mileage data: 13 of 17 reports include usable mileage. There isn’t enough coverage to show a useful chart.
NHTSA’s mileage field refers to the reported incident, not necessarily the filing date. This shows report counts, not the likelihood of a failure.
What to inspect
Issues worth paying extra attention to based on owner reports.
Engine. Review the 5 owner reports in this category and discuss these concerns during a pre-purchase inspection. Read reports →
Service Brakes. Review the 4 owner reports in this category and discuss these concerns during a pre-purchase inspection. Read reports →
Structure. Review the 4 owner reports in this category and discuss these concerns during a pre-purchase inspection. Read reports →
NHTSA owner reports · September 18, 2026 snapshot.
0 crash reports0 fire reports1 injury reports
What owners actually said
17 reports
26,000 miles · Jun 21, 2020
Wheels
WHILE GETTING MY TRUCK INSPECTED THE SHOP OWNER TOLD ME ABOUT A BULGE ON RIGHT FRONT TIRE. HE ASKED ME IF THEY SOLD THAT TO ME LIKE THAT I PROCEEDED TO TELL HIM YES. HE SAID IT SHOULD BE REPORTED SO THAT IS WHAT I'M DOING. I'M NOT SURE IF THIS IS COVERED. I CONSIDERED IT A SAFETY WHEN VEHICLE WAS PURCHASED IN TENNESSEE AND GOING…
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WHILE GETTING MY TRUCK INSPECTED THE SHOP OWNER TOLD ME ABOUT A BULGE ON RIGHT FRONT TIRE. HE ASKED ME IF THEY SOLD THAT TO ME LIKE THAT I PROCEEDED TO TELL HIM YES. HE SAID IT SHOULD BE REPORTED SO THAT IS WHAT I'M DOING. I'M NOT SURE IF THIS IS COVERED. I CONSIDERED IT A SAFETY WHEN VEHICLE WAS PURCHASED IN TENNESSEE AND GOING TO UPSTATE NY, AND I'M 74 YRS OLD. WIDOW
NHTSA ODI #11329856
Mileage unknown · Apr 7, 2020
Engine
TL* THE CONTACT OWNS A 2018 GMC SIERRA DENALI. THE CONTACT RECEIVED NOTIFICATION OF NHTSA CAMPAIGN NUMBER: 19V328000 (ENGINE) HOWEVER, THE PART TO DO THE RECALL REPAIR WAS NOT YET AVAILABLE. THE CONTACT STATED THAT THE MANUFACTURER HAD EXCEEDED A REASONABLE AMOUNT OF TIME FOR THE RECALL REPAIR. SOECHTIN MOTORS GMC LOCATED AT (60…
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TL* THE CONTACT OWNS A 2018 GMC SIERRA DENALI. THE CONTACT RECEIVED NOTIFICATION OF NHTSA CAMPAIGN NUMBER: 19V328000 (ENGINE) HOWEVER, THE PART TO DO THE RECALL REPAIR WAS NOT YET AVAILABLE. THE CONTACT STATED THAT THE MANUFACTURER HAD EXCEEDED A REASONABLE AMOUNT OF TIME FOR THE RECALL REPAIR. SOECHTIN MOTORS GMC LOCATED AT (603 EAST KINGSBURY STREET, SEGUIN, TX 78155, (830)355-2098, WAS CONTACTED AND CONFIRMED THAT THE PART WAS NOT AVAILABLE. THE MANUFACTURER WAS NOT MADE AWARE OF THE ISSUE. PARTS DISTRIBUTION DISCONNECT.
NHTSA ODI #11320407
4,000 miles · Mar 25, 2020
Exterior Lighting
TL* THE CONTACT OWNS A 2018 GMC SIERRA DENALI. THE CONTACT STATED THAT WHILE DRIVING AT NIGHT, THE HEADLAMPS FAILED TO ADEQUATELY ILLUMINATE THE ROADWAY. THE VEHICLE WAS TAKEN TO MURDOCK CHEVROLET BUICK GMC CADILLAC LOCATED AT (1955 MAIN ST, LOGAN, UT 84341, (888) 470-5760) WHERE THE TECHNICIAN ATTEMPTED TO ADJUST THE HEADLAMPS …
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TL* THE CONTACT OWNS A 2018 GMC SIERRA DENALI. THE CONTACT STATED THAT WHILE DRIVING AT NIGHT, THE HEADLAMPS FAILED TO ADEQUATELY ILLUMINATE THE ROADWAY. THE VEHICLE WAS TAKEN TO MURDOCK CHEVROLET BUICK GMC CADILLAC LOCATED AT (1955 MAIN ST, LOGAN, UT 84341, (888) 470-5760) WHERE THE TECHNICIAN ATTEMPTED TO ADJUST THE HEADLAMPS HOWEVER, THE HEADLAMPS WERE ALREADY ADJUSTED TO SPECS. THE CONTACT STATED THAT THERE WAS NO IMPROVEMENT IN VISIBILITY WHILE SHIFTING FROM LOW BEAM TO HI BEAM. THE VEHICLE WAS NOT REPAIRED. THE MANUFACTURER WAS NOTIFIED OF THE FAILURE. THE CONTACT REQUESTED THAT THE VEHICLE BE BOUGHT BACK BY THE MANUFACTURER AND THE MANUFACTURER REFUSED. THE APPROXIMATE FAILURE MILEAGE WAS 4,000.
NHTSA ODI #11319221
Mileage unknown · Mar 10, 2020
EngineService BrakesUnknown Or Other
1-IT NEEDS TO APPLY THE BRAKE SO HARD TO MAKE IT STOP AT 100 KM/HR AND ABOVE.. 2-THERE IS A JERK ON DOWN '2ND TO 1ST "AND UP SHIFTING 1ST TO 2ND GEAR. 3-FRONT PARKING SENSORS SENSITIVITIES IS NOT ACCURATE .
NHTSA ODI #11317267
Mileage unknown · Jul 2, 2019
Engine
TL* THE CONTACT OWNS A 2018 GMC SIERRA DENALI. THE CONTACT RECEIVED A RECALL NOTIFICATION FOR NHTSA CAMPAIGN NUMBER: 19V328000 (ENGINE). THE CONTACT STATED THAT THE MANUFACTURER EXCEEDED A REASONABLE AMOUNT OF TIME FOR THE RECALL REPAIR. THE DEALER WAS NOT CONTACTED. THE MANUFACTURER WAS NOTIFIED OF THE ISSUE AND STATED THAT THE…
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TL* THE CONTACT OWNS A 2018 GMC SIERRA DENALI. THE CONTACT RECEIVED A RECALL NOTIFICATION FOR NHTSA CAMPAIGN NUMBER: 19V328000 (ENGINE). THE CONTACT STATED THAT THE MANUFACTURER EXCEEDED A REASONABLE AMOUNT OF TIME FOR THE RECALL REPAIR. THE DEALER WAS NOT CONTACTED. THE MANUFACTURER WAS NOTIFIED OF THE ISSUE AND STATED THAT THE PART WAS NOT AVAILABLE. THE CONTACT HAD NOT EXPERIENCED A FAILURE. VIN TOOL CONFIRMS PARTS NOT AVAILABLE.
NHTSA ODI #11228903
6,181 miles · Jul 12, 2018
Exterior Lighting
TL* THE CONTACT OWNS A 2018 GMC SIERRA DENALI. THE CONTACT STATED THAT THE HEADLIGHTS VIBRATED AND BOUNCED WHILE THE VEHICLE WAS IN MOTION. WHILE DRIVING ON ROUGH TERRAIN AND ALSO WHEN APPROACHING ONCOMING TRAFFIC, IT WAS DIFFICULT FOR THE CONTACT TO SEE THE ROAD. THE VEHICLE WAS TAKEN TO THE DEALER (MURDOCK MANHATTAN CHEVROLET-…
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TL* THE CONTACT OWNS A 2018 GMC SIERRA DENALI. THE CONTACT STATED THAT THE HEADLIGHTS VIBRATED AND BOUNCED WHILE THE VEHICLE WAS IN MOTION. WHILE DRIVING ON ROUGH TERRAIN AND ALSO WHEN APPROACHING ONCOMING TRAFFIC, IT WAS DIFFICULT FOR THE CONTACT TO SEE THE ROAD. THE VEHICLE WAS TAKEN TO THE DEALER (MURDOCK MANHATTAN CHEVROLET-CADILLAC, 600 MCCALL RD, MANHATTAN, KS 66502, (785) 783-0639) WHERE IT WAS DETERMINED THAT THERE WAS NO FAILURE WITH THE HEADLIGHTS. THE VEHICLE WAS NOT REPAIRED. THE MANUFACTURER WAS MADE AWARE OF THE FAILURE AND A CASE WAS OPENED. THE FAILURE MILEAGE WAS APPROXIMATELY 6,181. *TT
NHTSA ODI #11110980
200 miles · Mar 14, 2018
Exterior Lighting
TL* THE CONTACT OWNS A 2018 GMC SIERRA DENALI. WHILE DRIVING VARIOUS SPEEDS, THE HEADLIGHTS MOVED WHEN DRIVING OVER A BUMP IN THE ROAD. THE VEHICLE WAS TAKEN TO WHITAKER BUICK GMC (131 19TH ST SW, FOREST LAKE, MN 55025, (651) 464-5612) AND MCCARTHY AUTO WORLD (3350 129TH AVE NW, COON RAPIDS, MN 55448, (763) 210-4576) AND WAS INF…
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TL* THE CONTACT OWNS A 2018 GMC SIERRA DENALI. WHILE DRIVING VARIOUS SPEEDS, THE HEADLIGHTS MOVED WHEN DRIVING OVER A BUMP IN THE ROAD. THE VEHICLE WAS TAKEN TO WHITAKER BUICK GMC (131 19TH ST SW, FOREST LAKE, MN 55025, (651) 464-5612) AND MCCARTHY AUTO WORLD (3350 129TH AVE NW, COON RAPIDS, MN 55448, (763) 210-4576) AND WAS INFORMED THAT THE HEADLIGHTS WERE OPERATING AS DESIGNED. THE CONTACT NOTIFIED THE MANUFACTURER OF THE FAILURE AND A CASE WAS OPENED. THE APPROXIMATE FAILURE MILEAGE WAS 200.
NHTSA ODI #11079106
Official recalls
0
No recalls in this snapshot.
Model-level recall history does not show whether a particular VIN is affected or has received a repair. Check a VIN with NHTSA ↗
NHTSA investigations
0
No exact-year investigations in this snapshot.
2018 GMC Sierra Denali Problems, Complaints & Recalls | Skip That Year