Is the 2019 Gmc SIERRA 3500 reliable?

The 2019 Gmc SIERRA 3500 has 19 complaints filed with NHTSA (0.8x the segment average). Our reliability verdict: above-average. Most common issue: BRAKES problems.

What are common problems with the 2019 Gmc SIERRA 3500?

Top problems: BRAKES (4 complaints, avg repair $500); OTHER (4 complaints, avg repair $500); ENGINE (3 complaints, avg repair $500). Issues typically appear around 50K miles.

Are there any recalls on the 2019 Gmc SIERRA 3500?

Yes, there are 7 recall(s): EQUIPMENT:ELECTRICAL:ENGINE BLOCK HEATER, ENGINE, FUEL SYSTEM, DIESEL:STORAGE:TANK ASSEMBLY, AIR BAGS:SIDE/WINDOW:CURTAIN:INFLATOR, AIR BAGS, AIR BAGS, AIR BAGS. Contact any Gmc dealer to verify if recalls have been completed on your specific vehicle.

How much does it cost to insure a 2019 Gmc SIERRA 3500?

Estimated US average full-coverage insurance for the 2019 Gmc SIERRA 3500 is approximately $1,607/year (sedan-midsize class). Actual quotes vary heavily by state, driver age, driving record, and credit — see the interactive insurance estimator on this page for state-specific pricing.

2019 Gmc SIERRA 3500

Problems, Recalls & Reliability Report

Above Average

Quick Summary

The 2019 Gmc SIERRA 3500 has 19 owner complaints filed with NHTSA — that's 0.8x the segment average of 25. The most common issue is brakes problems (21% of all complaints), specifically: driving to work. power steering went out and braking system seem to be ineffective. instrument panel service light came on with the battery indicator displaying "battery charging system" fault.. There are 7 recalls issued for this model year. ⚠️ 1 fire report filed.

1 fire report

Total Complaints

Recalls Issued

—/5

Safety Stars

0.8x

vs Segment Avg

Known Problems(top 5 of 8)

BRAKES

4 complaints

21%

• DRIVING TO WORK. POWER STEERING WENT OUT AND BRAKING SYSTEM SEEM TO BE INEFFECTIVE. INSTRUMENT PANEL SERVICE LIGHT CAME ON WITH THE BATTERY INDICATOR DISPLAYING "BATTERY CHARGING SYSTEM" FAULT.
• The trailer brake system has stopped working and displays the message "Service trailer Brakes" it does this no matter if several different tralers are hooked to the truck. These trialers test fine in other trucks and with meters. The trailer brake controller does not work. There are many owners rep
• Service brake brake system comes on randomly. have to hit reset when driving. constantly

Typical onset: 50K miles Est. repair: $500

“DRIVING TO WORK. POWER STEERING WENT OUT AND BRAKING SYSTEM SEEM TO BE INEFFECTIVE. INSTRUMENT PANEL SERVICE LIGHT CAME ON WITH THE BATTERY INDICATOR DISPLAYING "BATTERY CHARGING SYSTEM" FAULT.”

— NHTSA complaint filing

Recalls (7)

EQUIPMENT:ELECTRICAL:ENGINE BLOCK HEATER01/07/2021

General Motors, LLC (GM) is recalling certain 2017-2019 Chevrolet Silverado 2500, 3500 and 2017-2019 GMC Sierra 2500 and 3500 vehicles equipped with a Duramax diesel 6.6 liter engine and an optional engine-block heater cord. An electrical short-circuit may occur in the engine-block heater cable or in the terminals that connect the heater cable to the block heater.

Risk: An electrical short-circuit can increase the risk of a fire.

Fix: Dealers will replace engine block heaters and heater cords. Vehicles that have this feature disabled as a remedy to the safety condition will be contacted and offered replacement block heaters and heater cords under a separate customer satisfaction program, free of charge. GM will provide free replacement block heaters and cords under a separate customer satisfaction campaign. For vehicles previously included in recall 19V-328, the heater cord will be replaced and rerouted, free of charge. Interim owner notifications were mailed on August 13, 2021. Owner notification letters are expected to be mailed on April 4, 2022. Customers may call GMC customer service at 1-800-462-8782. GM's number for this recall is 212329840.

Estimated Insurance Cost for 2019 Gmc SIERRA 3500

Estimate only, not a quote. Modeled from NAIC + HLDI averages for a hypothetical 35-year-old driver with clean record + full coverage. Your actual quote depends heavily on your age, driving history, credit, ZIP code, and insurer.

Your state (affects local premium average)

Full coverage / year

$1,607

Full coverage / month

$134

Liability only / year

$611

vs US avg

-4%

How this estimate is calculated

US base full-coverage premium$1674

× state (US)1.00x

× vehicle class (sedan-midsize)0.96x

× theft risk1.00x

× safety rating1.00x

× vehicle age1.00x

= Full coverage estimate$1607

Coverage assumed: 100/300/100 liability + comprehensive/collision, $500 deductibles. Data sources: NAIC 2024 + HLDI loss studies.

Maintenance & Warranty

Recommended Gmc SIERRA 3500 Service Intervals

Oil change

8K mi / 12 mo

Tire rotation

8K mi

Brake fluid

36 months

Transmission fluid

45K mi

Engine coolant

150K mi

Spark plugs

100K mi

Cabin air filter

23K mi

Engine air filter

45K mi

Differential (AWD/4WD)

45K mi

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

Bumper-to-bumper (basic)

3 yr / 36K mi

Powertrain

5 yr / 60K mi

Hybrid/EV battery

8 yr / 100K mi

Corrosion (rust perforation)

6 yr / 100K mi

Roadside assistance

5 yr / 60K mi

These are the terms for a new Gmc. If you're buying a used 2019 SIERRA 3500, 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.

Estimated Repair Costs

BRAKES(~50K mi)

$500

OTHER(~50K mi)

$500

ENGINE(~50K mi)

$500

ELECTRICAL(~50K mi)

$500

STEERING(~50K mi)

$500

Estimates based on average reported repair costs. Actual costs vary by location, shop, and severity.

🔍 Pre-Purchase Inspection Checklist

Based on 19 owner complaints for this specific year, here's what to check or ask about:

☐
BRAKES: DRIVING TO WORK. POWER STEERING WENT OUT AND BRAKING SYSTEM SEEM TO BE INEFFECTIVE. INSTRUMENT PANEL SERVICE LIGHT CAME ON WITH THE BATTERY INDICATOR DISPLAYING "BATTERY CHARGING SYSTEM" FAULT.
Typically appears around 50K miles. Repair cost ~$500
☐
OTHER: The contact owns a 2019 GMC Sierra 3500. The contact stated that while operating the vehicle with the air conditioner on and blowing air the occupants had experienced an acid/chemical burning sensation to the eyes and throat. The failure was intermittent and had affected multiple occupants. The vehi
Typically appears around 50K miles. Repair cost ~$500
☐
ENGINE: The contact owns a 2019 GMC Sierra 3500. The contact stated that while operating the vehicle with the air conditioner on and blowing air the occupants had experienced an acid/chemical burning sensation to the eyes and throat. The failure was intermittent and had affected multiple occupants. The vehi
Typically appears around 50K miles. Repair cost ~$500
☐
ELECTRICAL: DRIVING TO WORK. POWER STEERING WENT OUT AND BRAKING SYSTEM SEEM TO BE INEFFECTIVE. INSTRUMENT PANEL SERVICE LIGHT CAME ON WITH THE BATTERY INDICATOR DISPLAYING "BATTERY CHARGING SYSTEM" FAULT.
Typically appears around 50K miles. Repair cost ~$500
☐
RECALLS: Verify all 7 recalls have been completed — free at any Gmc dealer
☐
General: Get a pre-purchase inspection from an independent mechanic ($100-$200)