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KLUNK
KLUNK

2002 Chevrolet Blazer

The Verdict

47 Proceed with Caution

The 2002 Chevrolet Blazer has 259 owner complaints filed with NHTSA. The most reported issues are electrical (85 complaints) and body (70 complaints). With a Klunk Score of 47/100, it earns a "Proceed with Caution" rating. If you're shopping for a Chevrolet Blazer, consider the 2005 model year which has 94% fewer complaints.

Safe Bet

The 2005 has 94% fewer complaints

View the 2005 Chevrolet Blazer dashboard →

47

Klunk Score: Proceed with Caution

About average for complaint volume. Research the specific issues before buying.

How is this calculated?

The Klunk Score ranks this vehicle year against all others in our database based on total owner complaints filed with NHTSA. 100 = fewest complaints (top tier), 0 = most complained-about. Scores above 60 are better than average; below 40 means more problems than most.

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Under the Hood

Each number is a complaint. Darker = bigger problem.

YearBodyBrakesElectricalEngineTransmission
20002404911913777
200198461095328
20027025854732
2003287342312
20042271254
200520580
2019509294054
2020406337156
2021231723519
2022925206
2023565138
20241111694
2025144640

By Category

Electrical
85
Body
70
Engine
47
Transmission
32
Brakes
25

By Severity

1
115
2
121
3
1
4
22

Worst Problems

Complaints

Electrical 1

The Blazer is showing many codes in the ECM, even though it seems to be running properly. The codes include: p0171, p0174, p0101, p0128, p0155, p0300, p1870, p0128, p0155. The dash recently showed warning lights for parking brake, ABS, and Service Engine soon. It was checked a few days ago by a local repair shop. Two previous recalls showed multifunction switch failures which affected many vehicles.

32mo ago
Engine 2

WHY DOES THIS WORK ON MY 1999 CHEVY & NOT MY 2002 CHEVY?

68mo ago
Electrical 1

MY BRAKE LIGHTS WENT OUT. THE THIRD BRAKE LIGHT. AS I OWED A 2001 GMC JIMMY THAT HAD THE SAME PROBLEM THAT WAS COVERED UNDER A RECALL I KNEW THAT THE MULTIFUNCTION SWITCH IN THE STEERING COLUMN WAS THE PROBLEM. I WENT TO MY LOCAL CHEV DEALERSHIP (KOEHNE CHEV) IN MARINETTE WI. THEY SAID THERE WAS NO RECALL ONE MY VEHICLE. I ASKED ABOUT THE THREE TSB AND THEY SAID THEY DON'T HAVE TO DO ANYTHING WITH A TSB. I KNOW THIS IS A ONGOING AND A SAFETY ISSUE (NO BRAKE LIGHTS). THE PART NUMBER ON THE SWITCH THAT I TOOK OUT IS 26096832. THERE HAS TO BE HUNDREDS OF THOUSANDS OF GM VEHICLES WITH THESE SWITCHES IN THEM WITH THE POTENTIAL FATAL ACCIDENTS WAITING TO HAPPEN!!!

77mo ago
Brakes 2

TL* THE CONTACT OWNS A 2002 CHEVROLET BLAZER. THE CONTACT STATED THAT THE DRIVER'S SIDE DOOR HINGE FAILED TO CLOSE, AN ABNORMAL HUMMING NOISE WAS DETECTED, THE VEHICLE ROCKED, AND A TIRE BLEW OUT. IN ADDITION, THE ABS, AIR BAG, AND PARKING BRAKE WARNING INDICATORS ILLUMINATED. THE VEHICLE WAS TAKEN TO TOM JOYCE AUTOMOTIVE (18260 PAULSON DR, UNIT D3, PORT CHARLOTTE, FL 33954) WHERE IT WAS DIAGNOSED THAT THE DOOR, PINS, AND HINGE NEEDED TO BE REPLACED. THE VEHICLE WAS REPAIRED; HOWEVER, THE FAILURE RECURRED. WHILE DRIVING, THE DRIVER'S DOOR DETACHED AND THE BRAKE LINE WAS WRAPPED UNDERNEATH THE VEHICLE. THE MANUFACTURER WAS NOT CONTACTED. THE FAILURE MILEAGE WAS 128,000.

81mo ago
Electrical 2

TL* THE CONTACT OWNS A 2002 CHEVROLET BLAZER. THE CONTACT STATED THAT DUE TO THE AIR BAG WARNING INDICATOR BEING ILLUMINATED, THE VEHICLE WAS UNABLE TO PASS INSPECTION. THE VEHICLE WAS NOT DIAGNOSED OR REPAIRED. THE DEALER WAS NOT CONTACTED. THE MANUFACTURER WAS NOTIFIED OF THE FAILURE. THE APPROXIMATE FAILURE MILEAGE WAS 37,450.

84mo ago
Brakes 2

TL* THE CONTACT OWNS A 2002 CHEVROLET BLAZER. WHILE THE VEHICLE WAS STATIONARY OR WHILE DRIVING VARIOUS SPEEDS, THE BRAKE LIGHTS MALFUNCTIONED. BOTH BRAKE LIGHTS FAILED TO ILLUMINATE EVEN AFTER REPLACEMENTS WERE MADE. THE CONTACT INFORMED AN INDEPENDENT MECHANIC OF THE FAILURE AND THE BRAKE LIGHTS WERE REPLACED ALONG WITH THE BRAKE PEDAL SWITCH; HOWEVER, THE FAILURE RECURRED. A DEALER WAS NOT MADE AWARE OF THE FAILURE. THE MANUFACTURER WAS MADE AWARE OF THE FAILURE AND STATED THAT THE VIN WAS NOT INCLUDED IN A STEERING RECALL. THE FAILURE MILEAGE WAS 98,760.

101mo ago
Transmission 2

2002 CHEVROLET BLAZER. CONSUMER WRITES IN REGARDS TO VEHICLE FLEX PLATE ISSUES. *SMD THE CONSUMER STATED THE FLEX PLATE HAD TO BE REPLACED TWICE. THE MANUFACTURER WAS NOTIFIED AND DID NOT OFFER ANY ASSISTANCE. UPDATED 11/27/2017*JS

105mo ago
Engine 4

TL* THE CONTACT OWNS A 2002 CHEVROLET BLAZER. THE CONTACT STATED THAT WHILE HIS SISTER WAS DRIVING AT 20 MPH, THE ENGINE COOLING FAN EXPLODED AND THERE WAS SMOKE. THE FAILURE OCCURRED WITHOUT WARNING. THE VEHICLE WAS DRIVEN TO THE CONTACT'S SISTER'S RESIDENCE. THE VEHICLE WAS NOT TAKEN TO THE DEALER. THE CONTACT'S BROTHER INSPECTED THE VEHICLE AND DETERMINED THAT THE RADIATOR AND THE FAN NEEDED TO BE REPLACED. THE VEHICLE WAS REPAIRED BY HER BROTHER. THE MANUFACTURER WAS NOT CONTACTED AND WAS NOT MADE AWARE OF THE FAILURE. THE APPROXIMATE FAILURE MILEAGE WAS 145,000.

108mo ago
Engine 1

TL* THE CONTACT OWNS A 2002 CHEVROLET BLAZER. WHILE DRIVING VARIOUS SPEEDS, THE VEHICLE STALLED AND THE LOW FUEL AND SECURITY WARNING INDICATORS ILLUMINATED. THE VEHICLE WAS TAKEN TO A DEALER WHERE THE FUEL PUMP WAS REPLACED, BUT THE FAILURE RECURRED. THE MANUFACTURER WAS NOTIFIED OF THE FAILURE. THE FAILURE MILEAGE WAS 169,272.

112mo ago
Body 1

THE BLAZER LOOSES POWER AND SURGES BACK AND FORTH, I CAN SEE THE RPM NEEDLE GO UP AND DOWN AND THE VEHICLE FEELS LIKE IS ROCKING BACK AND FORTH. THIS HAPPENS A VARIOUS SPEEDS, 40 MPH, 45 MPH OR 55 AND ABOVE 65 MPH. I NEVER KNOW WHEN WILL START DOING IT. "THIS HAPPENS ALL THE TIME EVERY DAY"

123mo ago
Engine 1

RECEIVED A RECALL LAST OCTOBER 2015 ABOUT STRONG GAS SMALL. GOT APPOINTMENT AT CHEVY DEALER TO FIX PROBLEM IN NOVEMBER. DEALER SAYS I NEED A GAS TANK,BUT THEY CAN'T GET ANY FROM COMPANY. THEY HAVE OTHER RECALLS ALSO WITH THE SAME PROBLEM THAT ARE WAITING. NOW VEHICLE HAS BECOME HARD TO START. STILL WAITING FOR DEALER TO FIX. WHY DOES CHEVROLET SEND RECALLS IF THEY HAVE NO INTENTION OF FIXING THE PROBLEM?? THIS IS A DANGEROUS SITUATION WITH GAS DRIPPING, AND THE STRONG GAS SMELL. IT IS A LAWSUIT WAITING TO HAPPEN IF SOMEONE ACCIDENTLY DROPS A CIGARETTE AROUND THE CAR.

124mo ago
Electrical 4

"TAKATA RECALL" VEHICLE ACTED LIKE IT WANTED TO ONLY GO RIGHT AND I COULDN'T TURN LEFT AND ENDED UP HITTING THE GUARDRAIL ON THE RIGHT SIDE OF THE ROAD AND ALMOST TOTALLED THE VEHICLE. DIDN'T KNOW ABOUT ANY RECALL SO I WENT TO JUNKYARD TO GET WHOLE FRONT END, FENDERS, HOOD AND PRETTY MUCH EVERY THING ON FRONT OF VEHICLE EXCEPT FOR MOTOR. BUT DID REPLACE FAN ON MOTOR. COST IN PARTS ONLY WAS APPROX. $700.00 (HAVE RECEIPTS). NOT INCLUDING LABOR! & TIME AND COST SPENT NOT HAVING A VEHICLE UNTIL FIXED. ALSO NO AIRBAGS DEPLOYED!

126mo ago
Electrical 2

TL* THE CONTACT OWNS A 2002 CHEVROLET BLAZER. WHILE THE VEHICLE WAS BEING INSPECTED BY A SHERIFF, IT WAS DISCOVERED THAT THE BRAKE LIGHT FAILED TO ILLUMINATE. THE VEHICLE WAS NOT DIAGNOSED OR REPAIRED. THE VEHICLE WAS NOT INCLUDED IN NHTSA CAMPAIGN NUMBERS: 01V364000 AND 08V231000 (EXTERIOR LIGHTING). THE MANUFACTURER WAS NOTIFIED OF THE FAILURE. THE FAILURE MILEAGE WAS 94,224.

132mo ago
Electrical 1

I DROVE TO AUTOZONE ON WEST COLONIAL DR AND HAD MY VEHICLE COMPUTER DIAGNOSED WHICH PRODUCED A CODE THAT STATED (STOP LAMP & REAR HAZARDOUS LAMP FAILURE) THERE IS A RECALL ON CERTAIN 2002 CHEVY BLAZERS VEHICLES, HOWEVER MY 2002 CHEVY BLAZER VIN # [XXX] DOESN'T HAVE THIS RECALL. CHEVY SHOULD IMPLEMENT A RECALL FOR ALL 2002 CHEVY BLAZERS. NOW THE DEALER WANTS OVER $500 TO FIX THIS ISSUE. INFORMATION REDACTED PURSUANT TO THE FREEDOM OF INFORMATION ACT (FOIA), 5 U.S.C. 552(B)(6). *TR

133mo ago
Electrical 2

PARKED CAR IN DRIVEWAY OVERNIGHT. AWOKE THIS MORNING TO FIND THE PASSENGER SIDE AIR BAG DEPLOYED. NO OTHER CARS WERE IN FRONT OR BACK OF IT. THIS IS A SINGLE FAMILY DWELLING.

138mo ago
Engine 1

THE INTAKE MANIFOLD GASKET IS LEAKING THE INTAKE MANIFOLD GASKET WAS LEAKING ON MY CHEVROLET SILVERADO LAST YEAR I HAVE BEEN TOLD BY 4 ASE CERTIFIED MECHANICS THAT CHEVROLETS HAVE EXTREMELY TOO MANY INTAKE MANIFOLD GASKET LEAKING PROBLEMS BECAUSE OF THE DEXRON ANTIFREEZE AND THE GASKETS THEY USED. *TR

140mo ago
Engine 2

THE FUEL GAUGE SENSOR SYSTEM BECOMES FAULTY AFTER 74,000 MILES. MINE STARTED AT APPROX. 90,000 MILES. I HAVE LEARNED ONLINE THIS HAS HAPPENED TO MANY 2002 BLAZER OWNERS & GM WILL NOT ADDRESS THE ISSUE. BECAUSE OF THIS THE CARS WILL NOT PASS EMISSIONS DUE TO A DIAGNOSTIC TROUBLE CODE & COSTS OVER $1,000 TO REPAIR ON A 12 YEAR OLD VEHICLE EVEN THOUGHT IT HAS NOTHING TO DO WITH THE ACTUAL EMISSION OUTPUT. IT IS ONE THING TO HAVE PARTS BREAK DOWN WITH AGE AND QUITE ANOTHER TO HAVE THE SAME PART BECOME FAULTY ON A LARGE SCALE. I CANNOT RENEW MY PLATES DUE TO THE EMISSION FAILURE AND CANNOT AFFORD TO FIX A GAGE FOR A $1,000. GM NEEDS TO RECALL THE VEHICLES AND ADMIT THEIR FAULT USING A CHEAP FAULTY PART TO SAVE $$. I KNOW THIS MAY NOT BE A "SAFETY" CONCERN PER SAY BUT GM ADVISED ME TO MAKE A COMPLAINT WITH NHTSA. MY VEHICLE IS MY LIVELY HOOD & I DON'T KNOW WHAT ELSE TO DO. *TR

141mo ago
Engine 1

VEHICLE WAS ORIGINALLY PURCHASED 10/08/12 FROM CAR WORLD, 3400 NORTH ORACLE ROAD, TUCSON, ARIZONA, 85706. BEGAN TO EXPERIENCE STARTING AND STALLING PROBLEMS IN FIRST WEEK OF JANUARY 2013. I TOOK BLAZER TO H & M AUTO, 138 SOUTH VETERANS BLVD, 85713, TUCSON, ARIZONA. VEHICLE WAS TESTED AND IT WAS DETERMINED THAT FUEL PUMP WAS PROBLEM. FUEL PUMP WAS REPLACED AT A COST OF $250.00. IN MARCH OF 2013 FUEL PUMP FAILED. PUMP WAS RETURNED TO STORE WHERE IT WAS PURCHASED, SUNDOWN DISTRIBUTING II D.B.A. "COSTLESS AUTO PARTS". A NEW PUMP WAS INSTALLED. JANUARY 13, 2014- AGAIN FUEL PUMP FAILED. ONE YEAR WARRANTY HAD EXPIRED. I WAS REQUIRED TO PURCHASE A NEW FUEL PUMP AT A COST OF $185.99. I ALONG WITH MY SON REPLACED THE FUEL PUMP. OCTOBER 2014- BEGAN TO EXPERIENCE STARTING PROBLEMS. BLAZER WAS INSPECTED BY TUCSON RADIATOR AND MUFFLER , INC. 410 WEST IRVINGTON ROAD, TUCSON ARIZONA,85714. IT WAS DETERMINED THAT FUEL PUMP WAS FAILING. *TR

143mo ago
Electrical 1

TL* THE CONTACT OWNS A 2002 CHEVROLET BLAZER. THE CONTACT STATED THAT THE TAIL LIGHTS FAILED. THE DEALER INFORMED THE CONTACT THAT THE VEHICLE WAS NOT INCLUDED IN NHTSA CAMPAIGN NUMBER 08V231000 (EXTERIOR LIGHTING). THE VEHICLE WAS NOT REPAIRED. THE MANUFACTURER WAS MADE AWARE OF THE FAILURE. THE APPROXIMATE FAILURE MILEAGE WAS 180,000.

145mo ago
Electrical 2

TL* THE CONTACT OWNS A 2002 CHEVROLET BLAZER. THE CONTACT STATED THAT THE FAILED TO TURN OFF WHEN THE KEY WAS REMOVED OUT THE IGNITION SWITCH. THE CONTACT HAD TO DISCONNECT THE BATTERY IN ORDER TO SHUT THE VEHICLE OFF. THE VEHICLE WAS TAKEN TO THE DEALER WHO REPLACED THE IGNITION SWITCH. THE MANUFACTURER WAS MADE AWARE OF THE PROBLEM. THE APPROXIMATE FAILURE MILEAGE WAS 241,000.

147mo ago

259 total

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