On-Vehicle Testing: Notes
WARNING: This page is about a different car, the 2003 GMC Safari, 2003 Chevrolet Astro, 2002 GMC Safari, and 2002 Chevrolet Astro. However, it is still accessible from the selected car via links, so may be relevant.
WARNING:
Vehicles are equipped with air bag supplemental restraint system. Before attempting any repairs involving steering column, instrument panel or related components, see DISABLING & ACTIVATING AIR BAG SYSTEM
.
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
before disconnecting battery.
NOTE:
Before making electrical checks, perform PRELIMINARY INSPECTION . Ensure starting system is okay. For 2002, see STARTERS
. For 2003, see STARTERS
.
NOTE:
Connector Test Adapter Kit (J-35616-A) must be used whenever a test procedure requires checking or probing terminal. Manufacturer recommends using CS Generator Electronic Tester (J-41450-B) for testing charging system. Follow instructions provided with tester.