2002 Chevrolet Blazer problems, complaints & recalls
Most-reported problem areas: Exterior Lighting:brake Lights:switch (17) · Exterior Lighting (16) · Power Train:automatic Transmission (15)
🧭 Reliability snapshot
Compared against other Chevrolet Blazer model years — complaint volume vs the model's median year, recalls and severity. How we score →
🛣️ Complaints by mileage
143 NHTSA complaints that reported an odometer reading.
Safety recalls (0)
No recalls on record for this model year (campaigns announced since 2010).
Service bulletins (372)
Technical service bulletins are repair instructions manufacturers send dealers for known issues. Unlike recalls, the fix is not automatically free — but naming the bulletin at the service desk can save diagnosis time and support goodwill repairs.
Unknown Or Other 2025-07-18 · PIP5601C · Service Bulletin/Repair Instructions
this pi communicates the requirement to provide a pico file to receive diagnostic assistance from tac.
Unknown Or Other 2025-02-20 · PIP5358D · Service Bulletin/Repair Instructions
this preliminary information communication provides information to the technician about vehicles that have an unusual noise and is difficult to identify, isolate or pinpoint. technician should get record a sound clip or take a video of the noise for assessment by engineering. technician will need to
Electrical System 2024-10-25 · PIP4723J · Service Bulletin/Repair Instructions
this preliminary information communicates to the dealer the process for downloading or updating operating software for the tire pressure monitor, active fuel injector tester, multi media tester, pico scope, gr8 starting/charging tester and vehicle data recorder tools, giving website address and ste
Unknown Or Other 2024-09-12 · PIT5099H · Service Bulletin/Repair Instructions
this preliminary information communication provides information to the technician about vehicles that the heater-vent-air conditioning blows warm air. before calling general motors technical assistance center technician will need to have high and low pressures, outside temperature, humidity, and ven
Unknown Or Other 2024-09-12 · PIT5099H · Service Bulletin/Repair Instructions
this preliminary information communication provides information to the technician about vehicles that the heater-vent-air conditioning blows warm air. before calling general motors technical assistance center technician will need to have high and low pressures, outside temperature, humidity, and ven
Electrical System 2024-08-26 · General Communication · Service Campaign
vehicle wide programming (vwp) is a new process to update software on gm vehicles. it provides the ability via a single selection within techline connect to first identify which modules need updating and then proceed to updating affected modules (with some exceptions). the updating of modules is com
Showing the 6 most recent of 372 bulletins. Search all of them free at nhtsa.gov.
What owners report
2023-11-06 · Electrical System“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 multifu…”
2020-11-26 · Engine · 268,104 mi“why does this work on my 1999 chevy & not my 2002 chevy?…”
2020-03-20 · Exterior Lighting“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…”
2019-11-06 · Structure:body:door · 128,000 mi“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…”
2019-07-26 · Air Bags · 37,450 mi“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.…”
2018-03-05 · Service Brakes · 98,760 mi“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; ho…”
2017-11-27 · Power Train:automatic Transmission“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…”
2017-08-22 · Engine · 145,000 mi · 🔥 fire“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 …”
2017-04-25 · Fuel/Propulsion System · 169,272 mi“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. …”
2016-05-14 · Unknown Or Other“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"…”
Excerpts of consumer complaints filed with NHTSA, lightly truncated. They are owner statements, not verified findings.