"How reliable is the 2026 Gmc Sierra 1500?"

"Based on 50 NHTSA complaints, the 2026 Gmc Sierra 1500 has a median complaint mileage of 0 miles. The most common issue is Engine."

"What are common problems with the 2026 Gmc Sierra 1500?"

"The most frequently reported component in NHTSA complaints for the 2026 Gmc Sierra 1500 is Engine, accounting for a significant portion of the 50 total complaints filed."

2026 Gmc Sierra 1500: Reliability Data

Source: NHTSA — 50 complaints

Total Complaints

Engine

Top Issue

Crash Reports

What Fails?

Most reported component issues from NHTSA complaints.

Engine

Power Train

Electrical System

Unknown Or Other

Fuel/Propulsion System

Automatic Emergency Braking

Service Brakes

Steering

Service Brakes, Hydraulic

Visibility/Wiper

Severity Assessment

Crashes

Fires

Injuries

Deaths

Sample Complaint Reports

"Ac not working properly. Ac blows air to defrost vents foging front windshield and side windows causing bad visibility"

"I do not have an official communication from the dealer who is servicing my vehicle. However, they have had my vehicle for almost 3 weeks and they tell me that the engine has failed and needs complete replacement. They said the engine lost compression and quit running, it now cranks and does not s..."

Source: NHTSA ODI Complaints Database. Names and identifying details omitted.

When Were Complaints Filed?

Number of complaints by the year the issue occurred.

Where Are Complaints Coming From?

Top states by complaint count.

TX: 12 IL: 6 FL: 3 NJ: 3 NC: 3 AZ: 3 AL: 3 VA: 3 NV: 2 WI: 2

Gmc Sierra 1500 — Other Years

See how this model compares across different model years.

Year	Complaints	Median Mileage	Top Issue	Crashes
1997	100	80,000	Steering	0
1998	68	80,500	Antilock/Traction Control/Electronic Limited Slip	6
1999	182	108,894	Service Brakes, Hydraulic	10
2000	215	93,000	Service Brakes, Hydraulic	15
2001	171	98,000	Service Brakes	14
2002	192	76,741	Service Brakes	20
2003	210	72,075	Service Brakes	15
2004	253	57,192	Instrument Cluster/Panel	12
2005	218	73,150	Electrical System	6
2006	182	54,400	Service Brakes	12
2007	310	67,500	Air Bags	11
2008	438	75,000	Air Bags	13
2009	278	65,114	Air Bags	5
2010	215	60,000	Air Bags	1
2011	362	56,000	Air Bags	9
2012	143	60,000	Air Bags	7
2013	147	72,000	Unknown Or Other	2
2014	1020	58,500	Steering	39
2015	914	46,000	Service Brakes	29
2016	436	47,417	Service Brakes	14
2017	465	38,900	Power Train	22
2018	405	33,000	Power Train	16
2019	783	10,000	Engine	19
2020	604	15,700	Engine	15
2021	617	43,500	Engine	7
2022	617	39,000	Engine	8
2023	470	20,000	Engine	9
2024	365	15,400	Engine	5
2025	109	16,500	Engine	7

Data source: View this vehicle on NHTSA.gov | NHTSA ODI Complaints Database. Public domain.

Methodology: Complaint counts and mileage distributions are computed directly from consumer-reported NHTSA complaints. This data represents reported issues, not failure rates — vehicles without complaints are not represented. Full methodology.

Data through: 2026-03-28