1998 GMC B7: problems, recalls and reliability
3 recalls and 0 owner complaints on record.
Data updated weekly · latest recall Sep 2000
All counts are reports filed with NHTSA in the United States - US market only, not worldwide totals.
Recalls - 3 campaigns
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.
Remedy: DEALERS WILL REPLACE THE ABS ECU.
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.
Remedy: DEALERS WILL INSPECT THE STEERING SHAFT AND, IF NECESSARY, REPLACE THE INTERMEDIATE STEERING SHAFT.
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.
Remedy: DEALERS WILL INSPECT THE HARNESS FOR CHAFFING AND PROPER ROUTING AND WILL REPAIR IF NECESSARY.
Specifications
Factory options offered for the 1998 model year, decoded from the NHTSA vPIC database. Individual vehicles have one of each.
How other years compare
Check your exact B7 by VIN
Recalls and equipment differ between individual vehicles. Decode your VIN to see what applies to yours.
Open VIN decoderFrequently asked questions
Is the 1998 GMC B7 reliable?
NHTSA has 0 owner complaints and 3 recall campaigns on record for the 1998 GMC B7.
Does the 1998 GMC B7 have open recalls?
3 recall campaigns have been issued, the latest concerning service brakes, air:antilock. Check your specific vehicle by VIN - recall repairs are free at franchised dealers.
Source: NHTSA recall campaigns and owner complaints (public domain). Counts reflect reports on file and are not a defect rate.