System Tests: Notes
WARNING: This page does not describe the selected car, but rather 7 other vehicles, including the 1998 GMC Savana Special, 1998 GMC Savana Camper Special, 1998 GMC Savana, 1998 Chevrolet RV Cutaway, and 1998 Chevrolet Cutaway. However, it is still accessible from the selected car via links, so may be relevant.
NOTE:
For connector terminal identification, see Figure
, Figure
and Figure
. For terminal wire color identification, see WIRING DIAGRAMS. For further speedometer testing, see Vehicle Speed Sensor (VSS) related codes in appropriate TESTS W/CODES
article in ENGINE PERFORMANCE section:
- TESTS W/CODES - 4.3L
- TESTS W/CODES - 5.0L
- TESTS W/CODES - 5.7L
- TESTS W/CODES - 7.4L
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 section before disconnecting battery.