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GMC Sierra 3500Model year report

2014 GMC Sierra 3500 Problems

Complaints
7filed with NHTSA
Median mileage
68,000miles, 3 complaints with mileage
Recalls
3campaigns on record
Trend
Not enough dataFewer than 15 complaints, too few for a reliable trend.

Sources: NHTSA records for the 2014 GMC Sierra 3500 (complaints, recalls, investigations). Report an error

NHTSA recorded 7 consumer complaints for the 2014 GMC Sierra 3500. The part named most often is fuel system, with 2 complaints (29% of the total), followed by vehicle speed control (2) and brakes (1). 3 of the complaints include a mileage, and 33% of those were filed for vehicles with under 50,000 miles; the median is 68,000 miles. Of all complaints, 1 involved a crash, 1 an injury, according to the filers. NHTSA lists 3 recall campaigns and 819 technical service bulletins for this model year. Fuel system complaints overlap with 1 recall campaign covering the auxillary tank and 54 technical service bulletins filed under the same part. Vehicle speed control complaints overlap with 6 technical service bulletins filed under the same part.

This model year has fewer than 25 complaints on record, so the numbers below can change a lot with a few new reports.

Which parts are reported most

Complaints can name more than one part, so the counts add up to more than the total. Select a part to see its complaints, recalls and bulletins.

Example complaints

Fuel system: “CP4 High Pressure Fuel Pump failed/disintegrated causing metal shavings to be pumped through out the fuel lines, injectors and connected systems requiring a replacement of the pump, injector and fuel lines totaling over $11,000 in repairs. Trucks mileage was 94112 at the time.”

NHTSA complaint #11440947, filed 2021-11

Vehicle speed control: “The contact owns a 2014 Gmc SIERRA 3500. While driving approximately 60 MPH, the vehicle unintentionally accelerated without warning. In addition, while driving 25 MPH, the vehicle accelerated unintentionally when the brake pedal was depressed. The vehicle was not diagnosed or repaired. The manufacturer was not notified of the failure. The failure mileage was 14,638.”

NHTSA complaint #10721668, filed 2015-05, 14,638 miles

Electrical system: “Transmission control module failed. Reduced power to vehicle to first gear. Blinkers, speedometer door locks, and other Safety and driving devices did not work. Check engine turned on. Device is held at some gmc dealerships nationally however they will not sell the part to have the truck repaired.”

NHTSA complaint #11492176, filed 2022-11

Mileage when problems were reported

33% of the 3 complaints with a mileage were filed for vehicles with under 50,000 miles; the middle half falls between 14,638 and 72,000 miles.

0%0–1033%10–250%25–5067%50–750%75–1000%100–1500%150+
Share of complaints by mileage when the problem was reported, in thousands of miles (3 complaints with mileage). Red bars: under 50,000 miles. Bucket widths differ. Median: 68,000 miles.

Complaints by year filed

Fewer than 15 complaints, too few for a reliable trend.

2015201620182021220222
Complaints by year the complaint was filed with NHTSA. Red bars: the last 3 full calendar years used for the trend. The current year (2026) is partial.

Recalls and investigations

Recall details for the 2014 GMC Sierra 3500 → · Check a VIN at nhtsa.gov/recalls

Technical service bulletins

TSBs are manufacturer notes to dealers about known repair procedures. They are not recalls and do not by themselves mean a vehicle has a fault. 819 on record; the latest 10 are shown.

See all 819 bulletins →

Other model years of the GMC Sierra 3500

YearComplaintsMedian miRecallsCrash ★MPGScore (50 = typical)Trend
202652,2502———Too new
20251740,0001———Too new
20245138,3003——Too new to compareToo new
20232833,8001——47 · TypicalToo new
20223231,1543——54 · TypicalRising
202120101,5005———Rising
20205128,7008——95 · MoreRising
20191353,0047———Not enough data
20181453,8006———Not enough data
20171321,0007———Not enough data
20161927,5007———Rising
20153138,5007——50 · TypicalFalling
2014768,0003———Not enough data
20131449,2184———Not enough data
2012931,2004———Not enough data
20112077,2505———Falling
2009536,6005———Not enough data
20082559,0003——0 · FewerFalling
20071636,0003———Rising
20061149,9740———Not enough data
20052450,5000———Rising
20042484,0000———Rising
2003760,5000———Not enough data
20022079,0002———Stable
20013663,5402——Not compared (before 2008)Falling
20002657,0072——Not compared (before 2008)Rising
19991959,5001———Stable
199812128,0002———Not enough data
19971095,0001———Not enough data

All GMC Sierra 3500 model years · Best and worst years by complaints

Frequently asked questions

How many NHTSA complaints does the 2014 GMC Sierra 3500 have?

NHTSA recorded 7 consumer complaints for the 2014 GMC Sierra 3500 as of Oct 29, 2026. Complaints are unverified consumer reports and may be duplicated or inaccurate.

What part of the 2014 GMC Sierra 3500 is reported most often?

Fuel system is named most often, in 2 complaints (29% of the total), followed by vehicle speed control with 2.

Has the 2014 GMC Sierra 3500 been recalled?

NHTSA lists 3 recall campaigns for this model year. To check a specific vehicle, enter its VIN at nhtsa.gov/recalls.

At what mileage are problems with the 2014 GMC Sierra 3500 reported?

Among the 3 complaints that include a mileage, the median is 68,000 miles and the middle half falls between 14,638 and 72,000 miles; 33% were filed for vehicles with under 50,000 miles.

About this data. Data from NHTSA (ODI) complaints, recalls, TSBs and investigations, updated Oct 29, 2026. Complaints are unverified consumer reports and may be duplicated or inaccurate.

Complaint counts come from NHTSA’s public complaint database; we count each complaint once. The source records for this vehicle are on nhtsa.gov. Scores and trends are our own summaries of that data, described in the methodology. This page is not legal, safety or repair advice: for a specific vehicle, check its VIN at nhtsa.gov/recalls and ask a qualified mechanic. See an error? Tell us.