1999 Riviera Regal Cutlass Engine Computer ECU ECM PCM Control Module Reman
Buick Riviera 1999-1999 Elec Cont Unit (ECU); (R. dash). Buick Regal 1999-1999 Elec Cont Unit (ECU); (L. eng comp). Chevrolet Lumina 1999-1999 Elec Cont Unit (ECU); (L. eng comp). Pontiac Bonneville 2000-2000 Elec Cont Unit (ECU); (LH eng comp), 3.8L (VIN K).