Engine ECM Electronic Control Module VIN W 4th Digit Fits 12-16 IMPALA 611390

We accept all major credit cards through secure checkout. Sales tax will be applied to all applicable orders.

Rocki Top Auto offers FREE standard shipping to addresses within the 48 contiguous United States. Items shipping by freight are free to commercial addresses (residential delivery may incur additional fees).

Alaska, Hawaii, Puerto Rico, APO, FPO, or PO Box — please contact us first at sales@rockitopauto.com so we can arrange the best shipping option.

Local pickup at our facility in Glen Flora, WI is available. Please message us before purchasing to arrange pickup.

Items ship within 1-2 business days of purchase. Most US deliveries arrive within 5 business days; please allow up to 10 days. If your item arrives damaged, contact us within 24 hours at sales@rockitopauto.com.

Most parts come with a 90-day return policy for refund, store credit, or exchange (mechanical parts). Returned parts are subject to a 15% handling charge if accepted. Original shipping and return shipping charges are non-refundable.

To start a return, contact us at sales@rockitopauto.com.

Mechanical parts come with a standard 90-day warranty. Engines and transmissions come with a 90-day warranty (extended warranty options available).

The warranty period starts when you take possession of the part. No labor warranty is provided.

If a part sold with a warranty fails to operate within the warranty period, we will replace the part with a functionally equivalent part or refund the part purchase price, at our option.

When returning a warrantied part, return shipping is the responsibility of the buyer.