| NHTSA Campaign Number: |
02V287000 |
| Vehicle/Equipment Make: |
GMC |
| Vehicle/Equipment Model: |
C7 |
| Model Year: |
1999 |
| Manufacturer Campaign Number: |
2044 |
| Manufacturer Component Description: |
ENGINE AND ENGINE COOLING:ENGINE:GASOLINE |
| Manufacturers Involved in Recall: |
GENERAL MOTORS CORP. |
| Manufacturered: |
19981001 - 19990630 |
| Type of Report: |
V (Vehicle, Equipment or Tire) |
| Potential Number of Units Affected: |
2011 |
| Date Owner Notified By Manufacturer: |
20021218 |
| Recall Initiated By: |
20021218 |
| Manufacturer Responsible For Recall: |
GENERAL MOTORS CORP. |
| Report Received Date: |
20021104 |
| Record Creation Date: |
20021106 |
| Regulation Part Number: |
|
| Federal Motor Vehicle Safety Standard Number: |
|
| Defect Summary: |
CERTAIN MEDIUM DUTY C-SERIES AND B7 SCHOOL BUS CHASSIS EQUIPPED WITH A 7.4 LITER GAS ENGINE AND AN IMPCO LPG CONVERSION KIT. SOME OF THESE VEHICLES MAY HAVE ENGINE BACKFIRES WITH SUFFICIENT FORCE TO DAMAGE THE ENGINE AIR INTAKE SYSTEM AND THE AIR CLEANER FILTER ELEMENT. |
| Consequence Summary: |
IF THE DAMAGED AIR CLEANER PARTS ARE DISLODGED FROM THEIR NORMAL POSITION, THESE PARTS COULD COME IN CONTACT WITH THE HOT EXHAUST MANIFOLD AND/OR HOT EXHAUST GAS RECIRCULATION (EGR) VALVE TUBE RESULTING IN A POSSIBLE ENGINE COMPARTMENT FIRE. |
| Corrective Summary: |
DEALERS WILL INSTALL A REDESIGNED MIXER BONNET AND AIR CLEANER HOUSING COVER, SELECTIVE UPGRADES IN VARIOUS CONNECTIONS RELATED TO THE AIR INDUCTION SYSTEM, AND IF NEEDED, A NEW AIR CLEANER FILTER. OWNER NOTIFICATION BEGAN DECEMBER 18, 2002. OWNERS WHO TAKE THEIR VEHICLES TO AN AUTHORIZED DEALER ON AN AGREED UPON SERVICE DATE AND DO NOT RECEIVE THE FREE REMEDY WITHIN A REASONABLE TIME SHOULD CONTACT CHEVROLET AT 1-800-222-1020 OR GMC AT 1-800-462-8782. |
