GMC

Sierra 1500 (T1XX)

2019-2025 · Full-Size Truck ยท 6 engines
Best Engine โœ… Recommended (4.4)
3,510 NHTSA Complaints
0 Recalls
28 Fire Reports
66 Crash Reports
Includes data from: SIERRA 1500SIERRA 1500 LIMITEDSIERRA DENALISIERRA EVSIERRA LIMITED 1500
View all 4 generations of the GMC Sierra 1500 → ๐Ÿ“‹ Inspection checklist

Engine Reliability Ratings

LV3

4.3L 6-cyl
โœ… Recommended (4.4)
10 complaints 2.7 per year Gasoline
View details

Complaint Breakdown

electrical
5
transmission
4
brakes
3
engine
2

Known Issues

Electrical System Issues (5 complaints)
Transmission Issues (4 complaints)
Brakes Issues (3 complaints)

L5P - DI, DURAMAX, GEN 5 VAR. 1

6.6L 8-cyl
โœ… Recommended (4.2)
13 complaints 4.3 per year Diesel
View details

Complaint Breakdown

engine
5
electrical
2
body
2
exterior
2
wheels tires
1

Known Issues

Engine Issues (5 complaints)
Electrical System Issues (2 complaints)
Body/Trim Issues (2 complaints)

L84 - DI, DFM, ALUM, GEN 5, VAR 2

5.3L 8-cyl
โš ๏ธ Caution (2.1)
1,062 complaints 133.5 per year Gasoline
6 fire reports
View details

Complaint Breakdown

engine
287
transmission
278
electrical
234
brakes
191
steering
96

Known Issues

Engine Issues (287 complaints)
Typical onset: 10,750โ€“72,875 mi Est. repair: $2,900โ€“$10,400 (31 reports)
Transmission Issues (278 complaints)
Typical onset: 8,748โ€“75,100 mi Est. repair: $2,204โ€“$6,825 (18 reports)
Electrical System Issues (234 complaints)
Typical onset: 10,681โ€“49,653 mi Est. repair: $275โ€“$1,350 (8 reports)

L87

6.2L 8-cyl
โš ๏ธ Caution (2.0)
1,678 complaints 160.0 per year Gasoline
9 fire reports
View details

Complaint Breakdown

engine
1109
transmission
234
electrical
207
cooling
150
brakes
132

Known Issues

Engine Issues (1,109 complaints)
Typical onset: 38,750โ€“87,000 mi Est. repair: $1,500โ€“$10,800 (81 reports)
Transmission Issues (234 complaints)
Typical onset: 37,000โ€“89,000 mi Est. repair: $175โ€“$8,185 (21 reports)
Electrical System Issues (207 complaints)
Typical onset: 7,088โ€“68,750 mi Est. repair: $1,025โ€“$1,954 (15 reports)

LM2

3.0L 6-cyl Turbo
โš ๏ธ Caution (2.0)
526 complaints 124.3 per year Diesel
4 fire reports
View details

Complaint Breakdown

engine
168
transmission
128
body
95
electrical
88
other
40

Known Issues

Engine Issues (168 complaints)
Typical onset: 26,000โ€“72,500 mi Est. repair: $975โ€“$6,725 (10 reports)
Transmission Issues (128 complaints)
Typical onset: 19,000โ€“100,200 mi Est. repair: $132โ€“$1,350 (7 reports)
Body/Trim Issues (95 complaints)
Typical onset: 20,500โ€“50,000 mi

L3B

2.7L 4-cyl Turbo
โŒ Avoid (1.9)
126 complaints 17.9 per year Gasoline
6 fire reports
View details

Complaint Breakdown

engine
31
transmission
27
electrical
25
body
20
other
16

Known Issues

Engine Issues (31 complaints)
Transmission Issues (27 complaints)
Electrical System Issues (25 complaints)

3 additional engine variants with fewer than 10 complaints not shown.

Vehicle-Level Issues

These issues affect the GMC Sierra 1500 regardless of engine variant.

Engine Issues (1,600 complaints)
engine critical
Transmission Issues (673 complaints)
transmission critical
Electrical System Issues (563 complaints)
electrical critical
Brakes Issues (342 complaints)
brakes critical
Cooling System Issues (150 complaints)
cooling serious

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Frequently Asked Questions

What are the most common 2019-2025 GMC Sierra 1500 problems?

The 2019-2025 GMC Sierra 1500 has accumulated 3,510 NHTSA complaints. The most frequently reported problem areas are Engine, Transmission, Electrical System. As with any used vehicle, a pre-purchase inspection and vehicle history report are recommended.

Which GMC Sierra 1500 engine is most reliable?

The 2019-2025 GMC Sierra 1500 was offered with 9 engine options. Based on NHTSA complaint data, the 6.2L 8-cyl has the lowest complaint density and is considered the most reliable choice for buyers.

Is the 2019-2025 GMC Sierra 1500 a good used car?

The 2019-2025 GMC Sierra 1500 can be a solid used car purchase depending on trim, mileage, and maintenance history. With 3,510 total NHTSA complaints on record, prospective buyers should review the known problem areas and check for open recalls before buying.

How many NHTSA complaints does the 2019-2025 GMC Sierra 1500 have?

The 2019-2025 GMC Sierra 1500 has 3,510 complaints filed with NHTSA as of our latest data pull. Complaint counts reflect owner-reported issues and do not necessarily indicate defects or safety risks on their own.

What recalls affect the 2019-2025 GMC Sierra 1500?

There are 0 NHTSA recalls affecting some 2019-2025 GMC Sierra 1500 vehicles. Recall status varies by VIN โ€” check the NHTSA recall database at recalls.nhtsa.dot.gov with your specific VIN to confirm which campaigns apply.

What should I check before buying a used GMC Sierra 1500?

Before buying a used GMC Sierra 1500, verify all open recalls are completed via the NHTSA VIN lookup tool. Pay particular attention to Engine, Transmission, Electrical System, which are the most commonly reported problem areas. Request maintenance records, have an independent mechanic inspect the vehicle, and run a vehicle history report to check for prior accidents or title issues.

Does the Sierra 1500 have NHTSA crash test ratings?

NHTSA has not published crash test ratings for the 2019-2025 GMC Sierra 1500. Not all vehicles are tested each year. For the latest NHTSA safety information, visit nhtsa.gov/ratings.

Data from NHTSA federal complaints database. 3,510 complaints analyzed. Data confidence: high. Last updated: 2026-04-07.

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