This 2003 2004 2005 2006 2007 CHEVROLET TRAILBLAZER Throttle Body is in overall good condition. TRAILBLAZER EXT 03-06 Throttle Valve Assembly; 4.2L. TRAILBLAZER 03-05 Throttle Valve Assembly; (4.2L).
The 2003-2007 Chevrolet Trailblazer throttle body is a suitable upgrade for cars with timing chain issues, requiring the TPSQM (Throttle Position Sensor - Quench Mechanism) replacement.
