Toyota Prado Ignition Coil 90919-02212 Direct Replacement

2002-2007 Chevrolet, Cadillac, GMC models (e.g., Silverado, Escalade, Sierra) use fuel-air ratio oxygen sensor OEM 19209815, installed on the exhaust manifold or pipe; monitors oxygen content and adjusts fuel injection to maintain ideal air-fuel ratio. Installation difficulty: medium; 30-60 minutes recommended; avoid thread damage. If idle is unstable, fuel consumption high, acceleration weak, or check engine light on, replace promptly.