Standard Ignition Transmission Control Solenoid TCS21 for 1991-2005 Buick/Cadillac/Chevrolet 3.8L 3.4L
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The Standard Ignition Transmission Control Solenoid (part number TCS17) is a direct-fit replacement for 1990-2014 Buick, Cadillac, Chevrolet, and GMC vehicles with 3.8L and 3.4L engines.
Specifications:
| Connector Gender | Male |
| Terminal Gender | Female |
| Terminal Type | Blade |
| Terminal Quantity | 2 |
| Connector Quantity | 1 |
| Connector Shape | Rectangular |
Fits: 1990-2014 Buick, Cadillac, Chevrolet, GMC, and Oldsmobile models including Century, LeSabre, Park Avenue, Rainier, Reatta, Regal, Riviera, Skylark and more — 3.8L and 3.4L engines.
Confirm the year, make, model, and engine against your vehicle before ordering. Full application data is shown in the fitment lookup on this page.
Interchanges With: Delphi SL10007, KEM ATS105, ACDelco 10478131, BWD S9871, Duralast TCS28, General Motors 10478112, VEMO V51-77-0103, Power Torque TE110 and 9 more
WARNING: This product contains a chemical known to the State of California to cause cancer.