Source wording can vary by vehicle and suffix. It is shown as written, not as a universal diagnosis.
BUICK, CADILLAC, CHEVROLET, GMC, HUMMER, ISUZU, OLDSMOBILE, PONTIAC, SAAB, SATURN
Reported code forms U1500
This Preliminary Information communication provides information to the technician the steps needed to diagnose and repair the vehicles that may have unwanted or phantom phone calls. Technician will need to determine…
BUICK, CADILLAC, CHEVROLET, GMC, HUMMER, ISUZU, OLDSMOBILE, PONTIAC, SAAB, SATURN, SUZUKI
Reported code forms U1500
This Preliminary Information communication provides information to the technician the steps needed to diagnose and repair the vehicles that may have unwanted or phantom phone calls. Technician will need to determine…
BUICK, CADILLAC, CHEVROLET, GMC, HUMMER, ISUZU, OLDSMOBILE, PONTIAC, SAAB, SATURN, SUZUKI
Reported code forms U1500
THIS PRELIMINARY INFORMATION COMMUNICATION PROVIDES INFORMATION TO THE TECHNICIAN THE STEPS NEEDED TO DIAGNOSE AND REPAIR THE VEHICLES THAT MAY HAVE UNWANTED OR PHANTOM PHONE CALLS. TECHNICIAN WILL NEED TO DETERMINE…
SUBARU
Reported code forms U1500
Diagnostics for DTC B1500 and U1500
SUBARU
Reported code forms U1500
DIAGNOSTICS FOR DTC B1500 AND U1500
BUICK, CADILLAC, CHEVROLET, GMC, HUMMER, ISUZU, OLDSMOBILE, PONTIAC, SAAB, SATURN
Reported code forms U1500
This Preliminary Information communication provides information to the technician about vehicles may have a no power or no connect concern. Technician will find that the OnStar led is red and Diagnostic Trouble Code…
SAAB
Reported code forms U1500
ONSTAR MALFUNCTION MESSAGE ON SID AND DTC U1500 08 SET IN CU/PU. *EH
CHEVROLET
Reported code forms U1500
BODY CONTROL MODULE (BCM) AND ON-STAR DIAGNOSTIC TROUBLE CODES (DTC) B1372, B1377, B1382, U1000, U1016, U1096, U1064, C0000, U1500 STORED IN HISTORY. *MJ
BUICK, CADILLAC, CHEVROLET, GMC, OLDSMOBILE, PONTIAC
Reported code forms U1500
SUBJECT REGARDNG THE ADDITION OF DIAGNOSTIC TROUBLE CODE U1500 FOR GENERATION 4 ONSTAR. *TT