MIT Sloan Management Review

Operations Management and Research, Service and Quality

Saturn’s Supply-Chain Innovation: High Value in After-Sales Service

By Morris A. Cohen, Carl Cull, Hau L. Lee and Don Willen

July 15, 2000

Few companies can match Saturn’s after-sales service for efficient supply-chain management and satisfied customers. This case study details the thinking that turned supply-chain innovation into brand loyalty.

Can you have your cake and eat it too? When it comes to combining a high level of customer service with a lean and efficient supply chain, few companies can match Saturn Corporation’s after-sales service business. Saturn’s success in that area is a wake-up call; its approach should serve as a model for any industry trying to forge the critical link between after-sales service and customer loyalty.

What Saturn has done is adopt and continuously refine the concept of jointly managed inventory, a variant of vendor-managed inventory that involves sharing inventory risks with “retailers” — the name Saturn gives its dealers. In doing so, it has uncovered a precept with broad implications: Companies that match their parts-supply strategy to the criticality of the customer’s need for the part can dramatically improve customer satisfaction in after-sales interactions.

Saturn’s success in after-sales service has been well documented by industry watch-dogs. Although its retailers’ service-parts inventory turns over more than seven times a year, far exceeding major competitors’ turnover, its retailers excel in off-the-shelf availability.

Such efficiency leads to both higher retailer profitability and satisfied, loyal customers. The spring 1999 survey from J.D. Power and Associates reported Saturn customers’ high satisfaction with the availability of parts to support after-sales service — and the low incidence of out-of-stock parts resulting in the... To read the complete article, login or sign-up using the form below.

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