1999 Chevrolet Blazer problems & reliability
436 owner complaints filed with NHTSA for the 1999 Chevrolet Blazer. Last verified Aug 7, 2026. Complaints are unverified reports submitted by owners to the federal Office of Defects Investigation.
Each complaint is counted once (by NHTSA case number), even when it names several vehicles.
26 complaints report injuries (38 injured).
Federal crash records (FARS 2020–2023): 1999 Chevrolet Blazer vehicles were involved in 39 fatal crashes with 30 occupant deaths. Involvement counts are not adjusted for how many are on the road and do not imply fault or a vehicle defect.
Most reported problems
| Component | Complaints | Share |
|---|---|---|
| Suspension | 72 | 17% |
| Engine and Engine Cooling | 62 | 14% |
| Service Brakes, Hydraulic | 59 | 14% |
| Power Train | 54 | 12% |
| Seats | 41 | 9% |
| Electrical System | 40 | 9% |
| Exterior Lighting | 30 | 7% |
| Air Bags | 26 | 6% |
| Fuel System, Gasoline | 24 | 6% |
| Visibility | 24 | 6% |
Component groups as classified by NHTSA. A complaint can name more than one component, so shares may sum to more than 100%.
Common symptoms owners describe
Keyword analysis of complaint narratives; one complaint can describe several symptoms.
Mileage when problems occurred
Half of the failures with a reported odometer reading occurred by 78,000 miles (middle 50% between 54,000 and 95,850 miles), based on 159 complaints that included mileage.
Complaints by incident year
What owners report
“The brake light and turn signal don't work on until you move the turn signal switch down for the left side to work then it works for a brief moment.”
Electrical System · filed Oct 23, 2019
“The abs systemm is not working and the is a short in the front end,..causing the battery to die. Amazingly after the battery was removed from the vehicle the lights on the bumper that are supposed to light up the liceness plate was still on. Long with other lights under the hood. How is this possible.,,unless there is…”
Engine · filed Jan 22, 2018
“Bought a blazer from lee xars in fort myers. Was making a loud noise so I took it to a auto repair close to my house because I was afraid to drive it all the way back to town. When I bought it they out a relay switch so the ac would blow cold. Heres whatmy mechanic found what was wrong.a/c compressor clutch was…”
Electrical System · filed May 3, 2017
Verbatim excerpts from complaints filed with NHTSA. Reports are not independently verified.
Federal defect investigations
- FRONT CONTROL ARM BALL JOINTS
Recall Query RQ02012 · opened Sep 10, 2002 · closed Mar 7, 2003 · led to recall 01V200000
Technical service bulletins
108 manufacturer communications (TSBs, service campaigns, warranty extensions) are on file with NHTSA for the 1999 Chevrolet Blazer. The 10 most recent:
This warranty administration bulletin provides information regarding the field action courtesy transportation policy.
17-NA-073 · Service Bulletin/Repair Instructions · issued Feb 21, 2023
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…
PIP4723F · Service Bulletin/Repair Instructions · issued Jan 14, 2022
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…
PIP4723D · Service Bulletin/Repair Instructions · issued Jan 31, 2020
This Preliminary Information communication provides information to the technician on how to unlock radios that are Delco TheftLock. Technician will use the radio to get the scrambled code. Technician will need to…
PIC4696E · Service Bulletin/Repair Instructions · issued Nov 22, 2019
This warranty administration bulletin provides information regarding the field action courtesy transportation policy.
17NA073 · Service Bulletin/Repair Instructions · issued Sep 18, 2019
This Preliminary Information communication provides information to the technician on how to unlock radios that are Delco TheftLock. Technician will use the radio to get the scrambled code. Technician will need to…
PIC4696D · Service Bulletin/Repair Instructions · issued Sep 5, 2019
This warranty administration bulletin provides information regarding the field action courtesy transportation policy.
17NA073 · Service Bulletin/Repair Instructions · issued Feb 15, 2019
This Preliminary information communicates to the dealer technician thatLight Duty Trucks equipped with automatic transmissions and 4 wheel drive may exhibit a condition of grinding/ratcheting type noise when shifting…
PIP3366C · Service Bulletin/Repair Instructions · issued Jul 9, 2018
This Preliminary Information communication provides information to the technician on how to unlock radios that are Delco Theft Lock. Technician will use the radio to get the scrambled code. Technician will need to…
PIC4696C · Service Bulletin/Repair Instructions · issued May 31, 2018
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…
PIP4723C · Service Bulletin/Repair Instructions · issued Sep 20, 2017
TSBs are repair guidance manufacturers send to dealers — they are not recalls and repairs are not automatically free. Full documents are available on NHTSA’s site.
Safety recalls
No NHTSA recall campaigns name the 1999 Chevrolet Blazer in our current data. Recalls may apply only to certain VIN ranges — always confirm with a VIN check.
Check whether your specific vehicle is affected
Recall campaigns often cover only certain VIN ranges. Enter your VIN on the official NHTSA site to confirm whether your vehicle is included and whether the repair is still open.
Check VIN on NHTSA →Buying a used 1999 Chevrolet Blazer?
- · Decode the seller’s VIN with our free VIN decoder to confirm the exact year, engine and trim.
- · Check for unrepaired recalls by VIN on NHTSA’s official lookup — recall repairs are free.
- · Owners most often reported problems around 78,000 miles — budget accordingly if the car is approaching that mileage.