RY-521 Secondary Air Injection Pump Relay for Chevy Olds De Ville S10 (2001–2012)

Includes: - RY-521 Secondary Air Injection Pump Relay

Fits Models: - Chevrolet: De Ville, S10 - Oldsmobile: De Ville

Model Years: - 2001–2012

Submodels: - Common trims include Base, LT, LS, and SS for Chevrolet S10; De Ville primarily as a luxury sedan. - Chassis codes may include GMT355 for S10 and C-body for De Ville.

Engine Options: - Common engine sizes include 2.2L I4, 4.3L V6, and 5.3L V8 for S10; 4.6L V8 for De Ville. - Engine codes may include L35, L36, and L59.

Description: The RY-521 Secondary Air Injection Pump Relay is designed to ensure proper operation of the secondary air injection system in compatible Chevrolet and Oldsmobile models. This relay plays a crucial role in reducing emissions by aiding in the warm-up of the catalytic converter.

Features: - Direct replacement for reliable performance - Enhances emissions control system efficiency - Easy installation for DIY enthusiasts - Compatible with multiple models and years

Part Numbers: - RY-521, REPO507801, 2012,