On-Vehicle Testing: Notes
WARNING: This page is about a different car, the 2003 GMC Savana Special, 2003 GMC Savana Camper Special, 2003 GMC Savana, and 2003 Chevrolet Chevy Express. 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
in AIR BAG RESTRAINT SYSTEMS article in RESTRAINTS.
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:
Before making electrical checks, perform PRELIMINARY INSPECTION under TROUBLE SHOOTING. Ensure starting system is okay. See appropriate STARTERS article in ELECTRICAL.
NOTE:
Connector Test Adapter Kit (J-35616-A) must be used whenever a test procedure requires checking or probing terminal. Manufacturer recommends using CS Electronic Generator Tester (J-41450-B) to test charging system. Follow instructions provided with tester.