System Tests: Notes
CAUTION:
When battery is disconnected, vehicle computer and memory systems may lose memory data. Driveability problems may exist until computer systems have completed a relearn cycle. See COMPUTER RELEARN PROCEDURES article in GENERAL INFORMATION before disconnecting battery.
NOTE:
Connector Test Adapter Kit (J 35616-A) must be used whenever a diagnostic procedure requires checking or probing a terminal to prevent damage to terminal. To locate and identify connectors and terminals, see WIRING DIAGRAMS
.
NOTE:
Before performing following tests, perform preliminary inspection. See PRELIMINARY INSPECTION
under TROUBLE SHOOTING.
NOTE:
Diagnostic trouble code tests are written specifically for use with GM Tech 1 or 2 scan tools. Generic scan tool can be used, but may have limited functions.
NOTE:
Before replacing any control module, ensure all module ground and power circuits are functioning properly. For circuit identification, see GROUND DISTRIBUTION and POWER DISTRIBUTION articles in WIRING DIAGRAMS.
SYMPTOM INDEX
| Symptom | Test |
|---|---|
| Remote Keyless Entry System Inoperative | A |
| Panic Mode Inoperative | B |
| Second Operation Inoperative With Transmitter | C |