IllustrationFAILURE OF THE BRAKES CAUSED THE CONSUMER TO HAVE A NEAR ACCIDENT. TT
1986 Chevrolet Caprice
Owner reports · Recalls · Investigations
Limited comparison data
There is not enough comparable history to draw a useful model-year comparison.
About this comparison →How this year compares
Owner complaints by model year
Compare all Caprice 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: 0 of 30 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 19 owner reports in this category and discuss these concerns during a pre-purchase inspection. Read reports →
- Engine And Engine Cooling. Review the 3 owner reports in this category and discuss these concerns during a pre-purchase inspection. Read reports →
- Tires. Review the 3 owner reports in this category and discuss these concerns during a pre-purchase inspection. Read reports →
NHTSA owner reports · September 18, 2026 snapshot.
1 crash reports2 fire reports2 injury reports
Service Brakes, Hydraulic complaints
19 reportsELECTRICAL MASTER CYLINDER FAILED, TOTAL LOSS OF BRAKING. TT
BRAKING PROBLEMS. TT MASTER CYLINDER KEEPS FAILING, CONSUMER STATES RECALL 86C27 WAS COMPLETE, HOWEVER PROBLEMS CONTINUE. *SLC
EXPERIENCING POWER BRAKE ASSIST MALFUNCTIONS. PLEASE GIVE MORE DETAILS. TT
BRAKES FAILED. *SKD
MASTER CYLINDER FAILED, RESULTING BRAKE PEDAL BECOMING HARD. PLEASE DESCRIBE DETAILS. TT
CRUISE CONTROL FAILED. *SKD
BRAKES FAILED PRIOR TO RECALL. *AW
POWER MASTER PUMP/MOTOR REPLACED TWICE DUE TO FAILURE.
Official recalls
189V102000 · Vehicle Speed Control
Jun 16, 1989
A SMALL NYLON BUSHING IN THE CRUISE CONTROL SERVO BAIL MAY SLIP OUT OF PLACE, CAUSING INTERMITTENT AND UNEXPECTED INCREASES IN ENGINE SPEED OR DIESELING (ENGINE RUN ON WITH IGNITION OFF).
Consequence & remedy
Consequence: SERVO ROD ASSEMBLY COULD CATCH ON ENGINE COMPONENTS ANDRESULT IN A STUCK THROTTLE WITH POTENTIAL FOR A VEHICLE CRASH.
Remedy: INSTALL A NEW BUSHING IN CRUISE CONTROL SERVO BAIL.
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
4C89001 · Throttle NON-RETURN
Opened Mar 6, 1989 · Closed Jan 16, 1990
Status: closed (inferred from source dates) · Vehicle Speed Control:linkages
There is no summary currently available
EA88019 · Hydro Boost
Opened Jan 28, 1988 · Closed Oct 31, 1990
Status: closed (inferred from source dates) · Steering
There is no summary currently available
PE88010 · Engine Compartment Fires
Opened Dec 10, 1987 · Closed Apr 19, 1988
Status: closed (inferred from source dates) · Vehicle Speed Control:linkages
SUMMARY OF INFORMATION FROM MANUFACTURER:BEING ANALYZED AS OF 16 MAR 88.ANALYSIS:IR BEING ANALYZED.PROPOSED ACTION:===
PE87038 · Hydroboost Failure
Opened Jul 9, 1987 · Closed Jan 28, 1988
Status: closed (inferred from source dates) · Steering
SUBJECT VEHICLES:CAPRICE, CAPRICE CLASSIC, CUSTOM CRUISER, DEVILLE,ELECTRA, ESTATE WAGON, FLEETWOOD, LESABRE, NINETY-EIGHT, PARISIENNE,PARK AVENUE.(ALL 1984-86 GM VEHICLES EQUIPPED WITH HYDROBOOST II SYSTEMS)ANALYSIS:CONSUMER COMPLAINTS ALLEGE SEVERAL PROBLEMS INVOLVING THE POWERSTEERING AND POWER BRAKE SYSTEMS OF THESE VEHICLES.THESE PROBLEMSINCLUDE: POWER STEERING FLUID LOSS, POWER BRAKE FLUID LOSS, LEAKAGE FROMTHE HYDRO-BOOST II POWER BRAKE BOOSTER, BROKEN BOOSTER SEALS, AND MASTERCYLINDER FAILURE.ALL PROBLEMS SEEM TO BE RELATED TO THE HYDRO-BOOST IIPOWER ASSIST SYSTEM, IN WHICH THE WORKING FLUID PROVIDES POWER ASSIST TO BOKE BOOSTER.THE EFFECT OF THESE PROBLEMS COULD BE A LOSS OF STEERINGCONTROL AND/OR BRAKE EFFECTIVENESS.STATUS:THE VOLUMINOUS AMOUNT OF DATA SUPPLIED BY GM IS PRESENTLY BEING CODED BY A CONTRACTOR AND SHOULD BE COMPLETED BY 12/30/87. GM DATA INDICATED A 50% WEIBULL DISTRIBUTION FAILURE AT 50K MILES FOR THE PISTON PUSH-ROD SEAL. THIS PE LOOKS TO HAVE AN EXTRODINARILY HIGH FREQUENCY, ALTHOUGH THE SEVERITY APEARS TO BE LOW.SHOULD BE INTERESTING DISCUSSING THIS FOR UPGRADE/CLOSURE.===