BumperScan
Powered byNHTSA|EPA|Community Reports
Your report: 3 of 4 steps complete75%
Car identifiedData collectedBasic analysisFull AI analysis

Free Preview

#BS-2021-CHESUB-5236

2021 Chevrolet Suburban

Based on reports from 205 owners and 12 recalls for this exact model.

Complaints
205
Crashes
12
Fires
3
Recalls
12
TSBs
1,348
🛑

Preliminary Verdict

Red Flag

Based on 205 complaints, 12 crashes, 3 fires, and 12 recalls.

See full verdict with buy/skip conditions

Top reported problems

1

fuel pump control module

2 complaints • Severity 4/10

$X,XXX
2

lifter and cam issue

1 complaints • Severity 10/10

$X,XXX
3

sunroof leak

1 complaints • Severity 6/10

$X,XXX

Preview: What's in your full report

Each card shows a real sample from your report — unlock all 10 sections from $1.20

Mechanic Inspection Checklist

!Check the EngineHIGH

71 owners reported engine issues — failures commonly reported around 60K miles.

!Inspect the Fuel SystemMED
Look for symptoms of wear and premature failure
+ 6 more items in full checklistUnlock

Failure Timeline by Mileage

9
0–30K
8
30–60K
7
60–90K
8
90–120K
2
120–150K
150K+

Peak failure range: 0–30K miles (9 reports) • Median: 60K miles

Full report: which components fail at each mileageUnlock

30,000-Mile Cost Projection

Best Case

$X,XXX

Most Likely

$X,XXX

Worst Case

$X,XXX

Top cost driver: Engine (71 reports).

Includes fuel costs, common repairs, and recall riskUnlock

Also in your report

Owner Intelligence

AI-synthesized themes from real complaints

Buyer Lot Checklist

Questions, test drive checks, walk-away triggers

Negotiation Talking Points

Data-backed dollar deductions

Buy / Skip Verdict

Final recommendation with conditions

10 sections total in the full reportUnlock all

Where the complaints fall

Engine71 (35%)
Fuel System24 (12%)
Drivetrain22 (11%)
Electrical14 (7%)
Other11 (5%)
Brakes9 (4%)
Collision Avoidance8 (4%)
Seat Belts7 (3%)

2021 Chevrolet Suburban: Known Issues & Problem Areas

Engine Issues

Engine complaints account for 35% of all reports filed for the 2021 Chevrolet Suburban, with 71 owners filing complaints with NHTSA. The median mileage at time of complaint is 60,000 miles, suggesting issues tend to surface around the 60K-mile mark.

Fuel System Issues

Fuel System complaints account for 12% of all reports filed for the 2021 Chevrolet Suburban, with 24 owners filing complaints with NHTSA. Owners should pay attention to fuel system-related symptoms during test drives and pre-purchase inspections.

Drivetrain Issues

Drivetrain complaints account for 11% of all reports filed for the 2021 Chevrolet Suburban, with 22 owners filing complaints with NHTSA. Owners should pay attention to drivetrain-related symptoms during test drives and pre-purchase inspections.

Electrical Issues

Electrical complaints account for 7% of all reports filed for the 2021 Chevrolet Suburban, with 14 owners filing complaints with NHTSA. Owners should pay attention to electrical-related symptoms during test drives and pre-purchase inspections.

Data sourced from NHTSA owner complaints and community reports. The full report analyzes severity, repair costs, and failure patterns for each category.

Complaint trend by year

19
21
19
22
27
23
32
24
91
25
17
26

Complaints filed with NHTSA by year for the 2021 Chevrolet Suburban. Recent trend: decreasing.

Don't negotiate blind — know what this car costs to own

Repair costs • Negotiation scripts • Mechanic checklist • Buy/skip verdict

Get Report — From $1.20

Recall History (12 recalls)

20V735000Dec 2020

SEATS:CRITICAL FASTENERS

General Motors LLC (GM) is recalling certain 2021 Chevrolet Suburban and Tahoe and GMC Yukon and Yukon XL vehicles. During general assembly, a repair involved removal of one or both front seats. The attachment bolts for the front seats may not have been properly reinstalled after the repair was completed.

20V792000Jan 2021

SEAT BELTS:CRITICAL FASTENERS

General Motors, LLC (GM) is recalling certain 2019-2021 Chevrolet Silverado 1500 and GMC Sierra 1500, 2021 Chevrolet Suburban and Tahoe and GMC Yukon XL and 2020-2021 Chevrolet Silverado 2500 and 3500 and GMC Sierra 2500 and 3500 vehicles. The seat belt brackets may not be secured to the seat frame in the front-row center seating position.

20V811000Jan 2021

SEAT BELTS:CRITICAL FASTENERS

General Motors, LLC (GM) is recalling certain 2020 Chevrolet Bolt EV and 2021 GMC Canyon and Sierra 1500, 2500 and 3500, Yukon, Yukon XL, Cadillac Escalade and Escalade ESV and Chevrolet Blazer, Camaro, Colorado, Equinox, Silverado 1500, 2500 and 3500, Suburban and Tahoe vehicles. Incorrect bolts may have been used at one or more fastening locations to secure the seat belts to the vehicle. If an incorrect bolt was used, the seat belt may not be properly attached to the vehicle.

21V190000Apr 2021

SEAT BELTS:REAR/OTHER

General Motors, LLC (GM) is recalling certain 2021 Cadillac Escalade, Escalade ESV, GMC Yukon, Yukon XL, Chevrolet Suburban, and Tahoe vehicles with third-row seating. The third-row outboard seat belts may have been entrapped or misrouted behind the outboard seat-folding mechanism, which could result in damaged seat belts.

21V421000Jul 2021

AIR BAGS:SRS MALFUNCTION WARNING LAMP/LIGHT

General Motors, LLC (GM) is recalling certain 2021 Buick Envision, Cadillac CT4, CT5, Escalade, Escalade ESV, Chevrolet Tahoe, Corvette, Suburban, GMC Yukon, Yukon XL vehicles. The communications gateway module incorrectly processes a loss of communication with the sensing diagnostic module (SDM), causing the air bag malfunction indicator light to inconsistently illuminate.

+ 7 more recalls in the full report

Recall severity analysis & seller scripts

The full report rates each recall's severity and gives you scripts for asking the seller about recall completion.

Unlock

The worst model year for the Chevrolet Suburban is the 2009 — worth knowing if you're cross-shopping years. The biggest problem area is engine.

2021 Chevrolet Suburban vs. Class Average (Standard Sport Utility Vehicle 2WD)

This vehicle

205

Class avg

192

Complaint volume is roughly in line with other standard sport utility vehicle 2wd vehicles from 2021.

Complaint counts correlate with sales volume — popular vehicles naturally generate more reports. The full report normalizes for this.

About this data

NHTSA Complaints

Federal database of owner-filed safety complaints. 205 records for this vehicle.

NHTSA Recalls

Manufacturer-issued safety recalls. 12 recalls found for this vehicle.

Repair Cost Data

Real-world repair costs from owner reports and independent databases.

Other Chevrolet Suburban Model Years

20242023202220212020201920182017201620152014201320122011201020092008200720062005200420032002200120001999199819971996199519941993199219911990198919881987198619851984198319821981197919781977
View all Chevrolet Suburban years →

2021 Chevrolet Suburban: Frequently Asked Questions

What is the most common problem with the 2021 Chevrolet Suburban?
The most commonly reported issue with the 2021 Chevrolet Suburban is related to the engine, with 71 complaints filed with NHTSA.
Is the 2021 Chevrolet Suburban reliable?
The 2021 Chevrolet Suburban has 205 complaints, 12 crash reports, and 3 fire reports filed with NHTSA. The full report analyzes whether these numbers indicate real risk or are proportional to the vehicle’s popularity.
How much does it cost to fix 2021 Chevrolet Suburban problems?
Repair costs vary by issue. The full BumperScan report includes detailed repair cost estimates (low/median/high) for every major issue, plus a 30,000-mile total cost of ownership projection.
Does the 2021 Chevrolet Suburban have any recalls?
Yes, the 2021 Chevrolet Suburban has 12 recalls on record. The full report includes recall severity analysis and scripts for asking the seller about recall completion.
What mileage do Chevrolet Suburban problems start?
Based on 34 complaints with mileage data, the median mileage at time of complaint is 60,000 miles. The highest concentration of reported issues occurs in the 0–30K mile range. The full report breaks down exactly which components fail at each mileage bracket.
What’s in the full report?
10 sections of AI analysis: severity-ranked issues, component scores (0-100), 30K-mile cost projection, failure timeline by mileage, recall details with seller scripts, owner sentiment analysis, mechanic checklist, buyer lot checklist, negotiation ammo with dollar figures, and a buy/skip verdict.
How is this different from free NHTSA data?
NHTSA gives you raw complaint text. BumperScan cross-references 2.1M+ complaints with community repair cost data, EPA fuel data, and recall records — then uses AI to synthesize it into actionable advice with dollar figures.
How is this different from Carfax?
Carfax is VIN-specific history ($45/report). BumperScan is model-level reliability intelligence — what problems this car is known for, what they cost, and whether you should buy it. Complementary, not competing.
What if the report isn’t useful?
100% money-back guarantee. If the report doesn’t help you make a more informed decision, we’ll refund you — no questions asked.
RaccoonEagleRoverCat

Get the Full 2021 Chevrolet Suburban Report

10 sections of AI analysis based on 205 owner reports. Know before you buy.

Get Full Report — From $1.20Money-back guarantee
Instant delivery|One-time purchase|No hidden fees