System Tests: Notes
CAUTION:
When battery is disconnected or modules are replaced, 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:
Always check module power and ground circuits prior to replacing a control module. See Data Link Connectors, GROUND DISTRIBUTION and/or POWER DISTRIBUTION article in WIRING DIAGRAMS.