GMC B7 Recalls

Nov 04, 2002 – 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.

Sep 07, 2000 – VEHICLE DESCRIPTION: SCHOOL BUSES, MEDIUM DUTY TRUCKS AND TRACTORS BUILT WITH BENDIX AIR ABS WITH AN EC-17 1030R ELECTRONIC CONTROL UNIT (ECU), THERE HAVE BEEN REPORTS OF UNWANTED ABS ACTIVATION AT LOW SPEEDS CAUSED BY 1) CHAFED ABS WHEEL SPEED SENSOR WIRES ON ROTATING PARTS OR 2) A DAMAGED COMPONENT AT THE WHEEL END THAT GENERATES A CERTAIN TYPE OF ERRATIC SENSOR SIGNAL.

Aug 23, 2000 – VEHICLE DESCRIPTION: MEDIUM DUTY TRUCKS. THE TRANSMISSION FLUID COULD LEAK FROM A HEAT DEGRADED TRANSMISSION FLUID COOLER HOSE ONTO THE EXHAUST SYSTEM ON THE PASSENGER'S SIDE OF THE VEHICLE.

Nov 15, 1999 – VEHICLE DESCRIPTION: MEDIUM DUTY CONVENTIONAL CAB TRUCKS AND SCHOOL BUS CHASSIS EQUIPPED WITH AN AUTOMATIC TRANSMISSION, HAVE TRANSMISSION SHIFT CABLE END RODS THAT HAVE NOT BEEN CRIMPED TO THE PROPER SPECIFICATION. OVER TIME, THE SHIFT CABLE COULD BE PULLED OUT OF THE ROD END CAUSING THE DRIVER TO LOSE THE ABILITY TO MANUALLY CHANGE TRANSMISSION GEARS.

Mar 23, 1999 – VEHICLE DESCRIPTION: SCHOOL BUSES EQUIPPED WITH 6.0L GASOLINE ENGINE, 10,000 LB. FRONT AXLE, AND POWER STEERING. THE POWER STEERING FLUID CAN LEAK AS A RESULT OF A POWER STEERING FLUID SUPPLY HOSE INTERFERENCE CONDITION.

Sep 29, 1998 – VEHICLE DESCRIPTION: SCHOOL BUSES EQUIPPED WITH POWER STEERING. SOME OF THESE VEHICLES WERE ASSEMBLED WITH AN INCORRECT INTERMEDIATE STEERING SHAFT. THE OVERLAP IN THE SLIP JOINT IS INSUFFICIENT ALLOWING THE STEERING SHAFT TO SEPARATE.

Apr 08, 1998 – VEHICLE DESCRIPTION: MEDIUM DUTY TRUCKS EQUIPPED WITH AIR BRAKES AND ANTI-LOCK BRAKE SYSTEMS. CHAFFING OF THE ELECTRIC BRAKE CONTROL HARNESS CAN OCCUR RESULTING IN AN ELECTRICAL GROUNDING CONDITION. THIS WILL ILLUMINATE A WARNING LIGHT ON THE INSTRUMENT PANEL AND SHUT OFF THE ABS FEATURE.

Jan 01, 1996 – THIS IS NOT A SAFETY RECALL IN ACCORDANCE WITH FEDERAL REGULATION 573. HOWEVER, IT IS DEEMED A SAFETY IMPROVEMENT CAMPAIGN BY THE AGENCY. THE TRANSMISSION OIL COOLER HOSE ASSEMBY CAN RUPTURE.

Jul 05, 1995 – THESE VEHICLES WERE ASSEMBLED WITH A TRANSMISSION REVERSE SIGNAL SWITCH THAT COULD LEAK CAUSING LOSS OF ELECTRICAL CONTACT WHEN THE TRANSMISSION IS IN REVERSE. THIS DOES NOT MEET THE REQUIREMENTS OF FMVSS NO. 108, "LAMPS, REFLECTIVE DEVICES, AND ASSOCIATED EQUIPMENT."

Jan 08, 1994 – THE INTERMEDIATE STEERING SHAFT WAS ASSEMBLED WITH LOOSE OR MISSING UPPER AND LOWER PINCH BOLTS WHICH MAY CAUSE SEPARATION OF THE SHAFT.