ELECTRICAL SHORT IN THE ALTERNATOR CAUSED COMPLETE ENGINE FAILURE. MJS
1993 Chevrolet Blazer
Owner reports · Recalls · Investigations
More warning signs than most Blazer years
Owner complaints for the 1993 Chevrolet Blazer are substantially higher than the model-year median of 32.
About this comparison →How this year compares
Owner complaints by model year
Compare all Blazer years →Counts vary with age, sales and reporting. They are not failure rates.
What owners reported most
All reported categories
Tap a category to read its complaints. One report may name several components.
When problems were reported
Mileage at the reported incident
Limited mileage data: 17 of 511 reports include usable mileage. There isn’t enough coverage to show a useful chart.
NHTSA’s mileage field refers to the reported incident, not necessarily the filing date. This shows report counts, not the likelihood of a failure.
What to inspect
Issues worth paying extra attention to based on owner reports.
- Service Brakes, Hydraulic. Review the 375 owner reports in this category and discuss these concerns during a pre-purchase inspection. Read reports →
- Engine And Engine Cooling. Review the 51 owner reports in this category and discuss these concerns during a pre-purchase inspection. Read reports →
- Fuel System, Gasoline. Review the 21 owner reports in this category and discuss these concerns during a pre-purchase inspection. Read reports →
NHTSA owner reports · September 18, 2026 snapshot.
Electrical System complaints
17 reportsWHENEVER BRAKES ARE APPLIED, THERE ARE NONE. BRAKES WOULD LOCK UP. THE VACCUM SYSTEM FOR THE BRAKES FAILED. THE ECC VALVES WOULD REMAIN OPEN. ECM KEYS, THE ECR VALVES OPEN. THIS HAS BEEN THE THIRD TIME IT HAPPENED. *AK
ANTI-LOCK BRAKES LOCKED UP NUMEROUS TIMES.
TRANSMISSION WILL NOT GO INTO HIGHER GEAR HAD TO REPLACE THE RADIATOR ON TWO OCCASIONS . TT LEAK IN FRONT DIFFERENTIAL SEALS. ELECTRICAL SHORT IN DRIVER'S SIDE SUN VISOR, BURNED HOLE IN VISOR. ELECTRICAL PROBLEM IN REAR DEFOGGER. TRANSMISSION WAS REPLACED. *SLC
ALTERNATOR BEARING SEIZED UP, CAUSING ENGINE FIRE. * DSH
VEHICLE CAUGHT ON FIRE WHILE DRIVING FIRE STARTED IN ENGINE FROM ALTERNATOR AREA.(EA94-029). TT
HORN WORKS INTERMITTENTLY.
Official recalls
299V193000 · Service Brakes, Hydraulic:antilock/traction Control/electronic Limited Slip
Jul 19, 1999
VEHICLE DESCRIPTION: CERTAIN 4-WHEEL DRIVE PICKUP TRUCKS AND SPORT UTILITY VEHICLES EQUIPPED WITH ABS (ANTILOCK BRAKING SYSTEM) MANUFACTURED FROM SEPTEMBER 1989 THROUGH AUGUST 1996. UNDER CERTAIN DRIVING CONDITIONS THE SWITCH WHICH SIGNALS THE ABS SYSTEM WHETHER THE VEHICLE IS IN 2-WHEEL OR 4-WHEEL DRIVE CAN MALFUNCTION CAUSING INCREASED STOPPING DISTANCES DURING ABS STOPS WHILE IN THE TWO-WHEEL DRIVE MODE.
Consequence & remedy
Consequence: IF THIS OCCURRED AT A TIME WHEN MINIMUM STOPPING DISTANCE WAS REQUIRED, A VEHICLE CRASH COULD OCCUR WITHOUT PRIOR WARNING.
Remedy: DEALERS WILL REPLACE OR REPAIR THE 4-WHEEL/2-WHEEL DRIVE SWITCH.
94V093000 · Power Train:automatic Transmission
May 16, 1994
SIGNIFICANT WEAR CAN DEVELOP ON THE LOW AND REVERSE CLUTCH PREVENTING THE PARK PAWL FROM ENGAGING. THIS CAN PREVENT A "NO PARK" CONDITION TO OCCUR WHILE THE ENGINE IS RUNNING, CAUSING UNINTENTIONAL MOVEMENT OF THE VEHICLE WITHOUT OPERATOR ACTION. (THE "NO PARK" CONDITION WILL NOT OCCUR WHILE THE ENGINE IS OFF.)
Consequence & remedy
Consequence: UNINTENTIONAL VEHICLE MOVEMENT COULD RESULT IN A VEHICLE ACCIDENT AND INJURY TO PERSONS IN THE PATH OF THE VEHICLE.
Remedy: DEALERS WILL CHECK THE TRANSMISSION FLUID FOR CONTAMINATION WHICH WILL INDICATE IF THE LOW OR REVERSE CLUTCH IS WORN. IF THE TRANSMISSION FLUID SHOWS CONTAMINATION, THE TRANSMISSION WILL BE REPLACED.
Model-level recall history does not show whether a particular VIN is affected or has received a repair. Check a VIN with NHTSA ↗
NHTSA investigations
5EA01019 · Front Seat Recliner Bolt
Opened Dec 28, 2001 · Closed Sep 27, 2002
Status: closed (inferred from source dates) · Seats:front Assembly:recliner
There is no summary currently available
RQ99015 · Front Seat Recliner Bolt Failure
Opened Jul 14, 1999 · Closed Dec 28, 2001
Status: closed (inferred from source dates) · Seats:front Assembly:recliner
No summary supplied.
EA94038 · Abs Braking System
Opened Oct 31, 1994 · Closed Feb 28, 2000
Status: closed (inferred from source dates) · Service Brakes, Hydraulic
THIS INVESTIGATION RESULTED IN A SAFETY RECALL, 99V-193, AND A SERVICE CAMPAIGN, 99I-006.
Additional source detail variants (2)
Service Brakes, Hydraulic
THIS INVESTIGATION RESULTED IN A SAFETY RECALL, 99V-193, AND A SERVICE CAMPAIGN, 99I-006.
Service Brakes, Hydraulic
THIS INVESTIGATION RESULTED IN A SAFETY RECALL, 99V-193, AND A SERVICE CAMPAIGN, 99I-006.
EA94029 · Engine Compartment Fires
Opened Jul 29, 1994 · Closed Jul 31, 1996
Status: closed (inferred from source dates) · Engine And Engine Cooling
AN ALLEGED MALFUNCTION IN THE ATLERNATOR RESULTING IN ENGINE COMPARTMET FIRES.
PE94046 · Abs Braking System Fails
Opened Jun 17, 1994 · Closed Oct 31, 1994
Status: closed (inferred from source dates) · Service Brakes, Hydraulic
There is no summary currently available
Illustration