The 1986 Plymouth Horizon has 2 NHTSA recall campaigns affecting an estimated 87,149 vehicles. Recall repairs are always free at any authorized dealer. Owners have filed 2 complaints with NHTSA, most often about the fuel system, gasoline. Last updated July 5, 2026.
REAR SUSPENSION TRAILING ARM-TO-HANGER BRACKET PIVOT BOLTS MAY FAIL FROM STRESS CORROSION CRACKING POSSIBLY CAUSED BY PROCESSING DEVIATIONS IN THE CONSTRUCTION OF THE PIVOT BOLT.
FAILURE OF BOLTS MAY RESULT IN PARTIAL SEPARATION OF THEREAR SUSPENSION FROM THE VEHICLE, RESULTING IN LOSS OF VEHICLE CONTROL WITHOUTWARNING AND A VEHICLE CRASH.
REPLACE THE REAR SUSPENSION TRAILING ARM-TO-HANGER BRACKET PIVOT BOLT WITH A PROPERLY PROCESSED BOLT.
BATTERY CAP VENTS MAY BE PARTIALLY OR COMPLETELY BLOCKED WITH PLASTIC FLASHING. CONSEQUENCE OF DEFECT: A BUILD UP OF INTERNAL GAS PRESSURE COULD OCCUR WHICH COULD RESULT IN…
REWORK BATTERIES BY PROBING BOTH VENT ORIFICES TO ELIMINATE ANY VENT OBSTRUCTION.
Verbatim reports filed with NHTSA, lightly edited for readability and with personal information removed.
“After new carb was put on car still has very rough idle and stalls.took it to 5 repair shops they can not find what is wrong with the vehicle's idle.had exhaust replaced too but car is still loud.”
“After new carb was put on car still has very rough idle and stalls.took it to 5 repair shops they can not find what is wrong with the vehicle's idle.had exhaust replaced too but car is still loud.”
Recall, complaint, and investigation records from official NHTSA datasets (FLAT_RCL, FLAT_CMPL, FLAT_INV), synced weekly. Counts reflect NHTSA records for the 1986 Plymouth Horizon as of July 5, 2026. Complaint narratives are consumer-submitted and unverified. This page contains ads and affiliate links. Full methodology.