Astro Pneumatic Tools 7898 Deluxe Noid Lite & GM IAC Signal Test Light Set
$24.99
To test just disconnect the fuel injectors, plug the Noid Lite into injector wiring harness then crank the engine. Quickly and easily checks for systems of GM TBI, Bosch PFI Ford TBI, GM PFI, Geo TBI and GM SCPI.
