ALC Trim Height
NOTE:
This procedure requires a Tech 2 scan tool. DO NOT sit in vehicle during adjustment.
- Connect scan tool to Data Link Connector (DLC) located under left side of instrument panel. Park vehicle on level surface. Close doors. Ensure vehicle is unloaded. If rear position sensor codes C0625 or C0630 are set, repair cause of codes before continuing. Enter diagnostics. See DIAGNOSIS & TESTING .
- Turn ignition on, with engine off. Using scan tool, check CVRSS position sensor values. If voltage values are not within normal range of 0.35-4.75 volts, check for bent or disconnected rear position sensors and repair as necessary. To adjust ALC trim height, follow instructions on scan tool.