This listing is for 16263494 PCM that will be programmed to your VIN. This PCM part number fits GMC CHEVY
1998 2000 4.3/5.0/5.7/7.4L
(1500, 2500, 3500).

Chevrolet Silverado
Chevrolet Tahoe
Chevrolet Suburban
GMC Yukon
GMC Sierra
Express
Savanna
Escalade
workhorse
S10
S15
Astro
Safari

-If you choose No VATS these common issues will be resolved: (no start, engine runs and dies, SECURITY light stays on.) And the ECM will be Plug&Play.

NOTE: When you choose "NO VATS" the security light will remain on after replacing the PCM. To resolve this problem you need to to disconnect passlock VATS module, or disconnect the security light.

Click here for installation procedure