2014 Gmc DENALI

Problems, Recalls & Reliability Report

Excellent Reliability

Quick Summary

The 2014 Gmc DENALI has 5 owner complaints filed with NHTSA — that's 0.1x the segment average of 80. The most common issue is fuel system problems (20% of all complaints), specifically: check engine light code for def heater failure. possible limp mode effect in traffic..

Total Complaints

Recalls Issued

—/5

Safety Stars

0.1x

vs Segment Avg

Known Problems

FUEL SYSTEM

1 complaints

20%

• CHECK ENGINE LIGHT CODE FOR DEF HEATER FAILURE. POSSIBLE LIMP MODE EFFECT IN TRAFFIC.

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

“CHECK ENGINE LIGHT CODE FOR DEF HEATER FAILURE. POSSIBLE LIMP MODE EFFECT IN TRAFFIC.”

— NHTSA complaint filing

ELECTRICAL

1 complaints

20%

• BLIND SPOT SENSORS IN THE MORRORS ARE ALWAYS LIGHTING UP WITH NOTHING TO SET THEM OFF.GM SAYS THERE IS NO FIX AND THEY KNOW OF THIS PROBLEM WITH THE ACADIA

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

“BLIND SPOT SENSORS IN THE MORRORS ARE ALWAYS LIGHTING UP WITH NOTHING TO SET THEM OFF.GM SAYS THERE IS NO FIX AND THEY KNOW OF THIS PROBLEM WITH THE ACADIA”

— NHTSA complaint filing

BRAKES

1 complaints

20%

• BRAKE FAILURE. THE BRAKE VACUUM PUMP FAILED. I MARKED THE FAILURE AS TODAY AS THE DEALERSHIP CONFIRMED THE FAILURE. THE FAILURE OCCURRED A MONTH OR SO AGO. IT DOES NOT HAPPEN ALL OF TIME.

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

“BRAKE FAILURE. THE BRAKE VACUUM PUMP FAILED. I MARKED THE FAILURE AS TODAY AS THE DEALERSHIP CONFIRMED THE FAILURE. THE FAILURE OCCURRED A MONTH OR SO AGO. IT DOES NOT HAPPEN ALL OF TIME.”

— NHTSA complaint filing

ENGINE

1 complaints

20%

• WHILE DRIVING ON A CITY STREET THE 2014 GMC SIERRA 6.2 L V8 LOST POWER AND STARTED RUNNING ROUGH AS APPROACHING AN INTERSECTION. I WAS ABLE TO STOP, AND REVERSE THE VEHICLE AWAY FROM THE INTERSECTION, TO GET OUT OF TRAFFIC. THE ENGINE LIGHT WAS FLASHING AND THE TRUCK SHUT DOWN, IT WAS UNABLE TO RE

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

“WHILE DRIVING ON A CITY STREET THE 2014 GMC SIERRA 6.2 L V8 LOST POWER AND STARTED RUNNING ROUGH AS APPROACHING AN INTERSECTION. I WAS ABLE TO STOP, AND REVERSE THE VEHICLE AWAY FROM THE INTERSECTION, TO GET OUT OF TRAFFIC. THE ENGINE LIGHT WAS FLASHING AND THE TRUCK SHUT DOWN, IT WAS UNABLE TO RE”

— NHTSA complaint filing

ELECTRONIC SYSTEMS

1 complaints

20%

• THE STABILITY CONTROL LIGHT CAME ON AND IT WOULD NOT LET ME DRIVE IT JUST STOP IN THE ROAD

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

“THE STABILITY CONTROL LIGHT CAME ON AND IT WOULD NOT LET ME DRIVE IT JUST STOP IN THE ROAD”

— NHTSA complaint filing

Estimated Repair Costs

FUEL SYSTEM(~50K mi)

$500

ELECTRICAL(~50K mi)

$500

BRAKES(~50K mi)

$500

ENGINE(~50K mi)

$500

ELECTRONIC SYSTEMS(~50K mi)

$500

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

🔍 Pre-Purchase Inspection Checklist

Based on 5 owner complaints for this specific year, here's what to check or ask about:

☐
FUEL SYSTEM: CHECK ENGINE LIGHT CODE FOR DEF HEATER FAILURE. POSSIBLE LIMP MODE EFFECT IN TRAFFIC.
Typically appears around 50K miles. Repair cost ~$500
☐
ELECTRICAL: BLIND SPOT SENSORS IN THE MORRORS ARE ALWAYS LIGHTING UP WITH NOTHING TO SET THEM OFF.GM SAYS THERE IS NO FIX AND THEY KNOW OF THIS PROBLEM WITH THE ACADIA
Typically appears around 50K miles. Repair cost ~$500
☐
BRAKES: BRAKE FAILURE. THE BRAKE VACUUM PUMP FAILED. I MARKED THE FAILURE AS TODAY AS THE DEALERSHIP CONFIRMED THE FAILURE. THE FAILURE OCCURRED A MONTH OR SO AGO. IT DOES NOT HAPPEN ALL OF TIME.
Typically appears around 50K miles. Repair cost ~$500
☐
ENGINE: WHILE DRIVING ON A CITY STREET THE 2014 GMC SIERRA 6.2 L V8 LOST POWER AND STARTED RUNNING ROUGH AS APPROACHING AN INTERSECTION. I WAS ABLE TO STOP, AND REVERSE THE VEHICLE AWAY FROM THE INTERSECTION, TO GET OUT OF TRAFFIC. THE ENGINE LIGHT WAS FLASHING AND THE TRUCK SHUT DOWN, IT WAS UNABLE TO RE
Typically appears around 50K miles. Repair cost ~$500
☐
General: Get a pre-purchase inspection from an independent mechanic ($100-$200)