1999 Volvo WAH Service and Repair Manual

VEHICLE DESCRIPTION: HEAVY DUTY TRUCKS 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) CHAF

THIS CONDITION COULD CAUSE THE ABS ECU TO EXHAUST THE AIR AT THE AIR BRAKE MODULATORS FOR ONE OR MOR

DEALERS WILL REPLACE THE ABS ECU.

ON SOME HEAVY DUTY CLASS 8 VEHICLES EQUIPPED WITH ARVINMERITOR AXLE ASSEMBLIES WHICH MAY HAVE BEEN MANUFACTURED WITH TRW MODEL 20EDL BALL SOCKETS, THE TIE ROD BALL-SOCKET BEARINGS HAVE A BELOW SPECIF

IF THIS CONDITION OCCURS, THE DRIVER CAN LOSE STEERING CONTROL, POSSIBLY RESULTING IN A VEHICLE CRAS

DEALERS WILL REPLACE THE BALL SOCKET ASSEMBLIES. THIS CAMPAIGN SUPERSEDES NHTSA CAMPAIGN NOS. 01V-

VEHICLE DESCRIPTION: HEAVY DUTY CLASS 8 TRUCKS. THE ANTILOCK BRAKE SYSTEM (ABS) WIRE IN THE TRAILER CABLE JUNCTION BOX AT THE END OF THE FRAME MAY NOT CONTAIN POWER FOR THE TRAILER ABS AS REQUIRED B

UNDER A HEAVY BRAKE APPLICATION (LOCK UP), A NON-FUNCTIONING TRAILER ABS COULD ALLOW THE TRAILER TO

DEALERS WILL INSTALL THE ELECTRICAL CIRCUIT REQUIRED TO ACTIVATE THE CENTER PIN OF THE TRAILER CABLE

VEHICLE DESCRIPTION: HEAVY DUTY, CLASS 8, TRUCKS EQUIPPED WITH TIE ROD ASSEMBLIES CONTAINING 24-DL MODEL BALL SOCKETS AND MANUFACTURED BY TRW. CERTAIN OF THE TIE ROD BALL-SOCKET BEARINGS HAVE A BE

IF THIS CONDITION OCCURS, THE DRIVER CAN LOSE PARTIAL CONTROL OF THE RIGHT FRONT WHEEL, POSSIBLY RES

DEALERS WILL REPLACE THE DEFECTIVE BALL SOCKETS AND/OR DRAG LINKS. OWNER NOTIFICATION BEGAN DURING