GMC C7 1986: STEERING:HYDRAULIC POWER ASSIST SYSTEM

Make : GMC Model : C7 Year : 1986
Build Dates : 1985-03-01 - 1986-07-01
NHTSA CAMPAIGN ID Number : 86V170000
Date Owner's Notified: 1987-02-20 Date Received by ODI: 1986-12-22 Date Added to Database: 1986-12-30
Manufacturers Involved: General Motors LLC
Manufacturer's Responsible for the Recall:
Manufacturer Campaign Number:
Component: STEERING:HYDRAULIC POWER ASSIST SYSTEM
Potential Number Of Units Affected : 9038
Summary:
      THE POWER STEERING ASSIST CYLINDER MOUNTING BRACKET BOLTS MAY LOOSEN DUE TO PAINT ON THE BOLT THREADS AND THE MOUNTING BRACKET MATING SURFACE. CONSEQUENCE OF DEFECT: THIS MAY RESULT IN LOOSENESS AND ERRATIC STEERING DURING FULL TURNS. WITH CONTINUED OPERATION POWER CYLINDER COULD DETACH FROM THE FRAME RAIL RESULTING IN RESTRICTED STEERING, SEVERING OF FRONT BRAKE HOSE AND LOSS OF FRONT AXLE BRAKING. WITH EITHER CONDITION, A VEHICLE CRASH COULD RESULT.
Consequence:
     
Remedy:
      REMOVE PAINT FROM MATING SURFACES OF BRACKET AND FRAME RAIL; REPLACE POWER STEERING ASSIST CYLINDER MOUNTING BOLTS.
Report Initiator: MFR V Report
Regulation Part Number: Federal Motor Vehicle Safety Standard Number:
Notes:
      SYSTEM: POWER STEERING. VEHICLE DESCRIPTION: MEDIUM DUTY TRUCKS EQUIPPED WITH POWER STEERING AND 12,000 LBS. FRONT AXLES.