GM Service Manual Online
For 1990-2009 cars only

DTC

Description

Type

Illuminate SERVICE VEHICLE SOON

U1016

DTC U1016 Loss of Communications with PCM

class 2

No

U1040

DTC U1040 Loss of Communications with ABS

class 2

No

U1064

DTC U1064 Lost Communications with BCM

class 2

No

U1088

DTC U1088 Loss of Communications with SDM

class 2

No

U1096

DTC U1096 Loss of Communications with IPC

class 2

No

U1144

DTC U1144 Loss of Communication with PHN

class 2

No

U1152

DTC U1152 Loss of Communications with HCM

class 2

No

U1160

DTC U1160 Loss of Communications with DDM

class 2

No

U1161

DTC U1161 Loss of PASS Door Module SBI

class 2

No

U1162

DTC U1162 Loss of Rear Driver Door Module SBI

class 2

No

U1166

DTC U1166 Loss of Communications with SCM

class 2

No

U1170

DTC U1170 Loss of Driver Door Switch SBI

cass 2

No

U1176

DTC U1176 Loss of Communications with RFA

class 2

No

U1192

DTC U1192 Loss of Communications with VTD

class 2

No

U1255

DTC U1255 Class 2 Communication Malfunction

class 2

No

U1300

DTC U1300 Class 2 Short to Ground

class 2

No

U1301

DTC U1301 Class 2 Short to Battery

class 2

No