2001-2005 Aztek 3.4L. Model-2:Montana, Relay, Silhouette, Aztek. 2001-2004 Silhouette 3.4L. 2001-2005 Venture 3.4L. Compatible with various models including Rendezvous, Terraza, Uplander, Venture, Montana, Relay, Silhouette, and Aztek for years 2001-2009.
