| Make : CHEVROLET | Model : K20 | Year : 1979 |
| Build Dates : 19780801 - 19790601 | ||
| NHTSA Campaign ID Number : 81V010000 | ||
| Date Owners Notified: 19810109 | Date Received by ODI: 19810113 | Date Added to Database: 19810212 |
| Manufacturer(s) Involved: GENERAL MOTORS CORP. | ||
| Manufacturer(s) Responsible for the Recall: GENERAL MOTORS CORP. | ||
| Manufacturer Campaign Number: | ||
| Component: SERVICE BRAKES, HYDRAULIC:POWER ASSIST:VACUUM | ||
| Potential Number of Units Affected: 320677 | ||
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Summary of the Safety Concern:
FATIGUE CRACKS MAY DEVELOP IN THE BRAKE VACUUM BOOSTER HOUSING. THIS MAY CAUSE A VACUUM LEAK AND REDUCE THE EFFECTIVENESS OF THE BRAKES. AFTER PROLONGED USE, THE CRACKS MAY DEVELOP TO THE EXTENT THAT THE BOOSTER MAY SEPARATE FROM THE VEHICLE. |
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Consequence:
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Remedy:
VEHICLES WILL BE INSPECTED FOR FATIGUE CRACKS IN THE BRAKE VACUUM BOOSTER. THOSE WITHOUT CRACKS WILL HAVE A SUPPORT BRACE INSTALLED. THOSE WITH EVIDENCE OF CRACKING WILL HAVE A NEW BRAKE VACUUM BOOSTER AND SUPPORT BRACE INSTALLED. THIS SERVICE WILL BE PROVIDED AT NO CHARGE. |
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| Report Initiator: MFR | Vehicles Report | |
| Regulation Part Number: | Federal Motor Vehicle Safety Standard Number: | |
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Notes:
CUSTOMERS CAN ALSO CONTACT THE NATIONAL HIGHWAY TRAFFIC SAFETY ADMINISTRATION S AUTO SAFETY HOTLINE AT 1-888-DASH-2-DOT (1-888-327-4236). |
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