On-Vehicle Testing: Notes

WARNING: This page is about a different car, the 2001 GMC Savana Special, 2001 GMC Savana Camper Special, 2001 GMC Savana, and 2001 Chevrolet Chevy Express. However, it is still accessible from the selected car via links, so may be relevant.

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.

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.