Data Link Communications for Chevrolet S10 - Electric 1999

Diagnostic Procedures

• Diagnostic System Check - Data Link Communications
• Scan Tool Does Not Communicate with Class 2 Data Line
• Scan Tool Inoperative

Diagnostic Trouble Codes

• DTC U1000 Loss of Class 2 Serial Data Fault
• DTC U1040 Loss of Class 2 Communications with ABS
• DTC U1088 Loss of Communications with SDM
• DTC U1096 Loss of Communications with IPC