Shop Cadillac Escalade EXT Oxygen Sensor (Rear, Lower). 2.2 LITER, at converter. 2.4 LITER. 4.2 liter LITER, EMISSION, Make - OEM Cadillac Part # 12578624 (24577303)

Sensor. Oxygen.
Oxygen Sensor. Heated (O2) (POSN 2). Ft. Snsr.

Oxygen Sensor

2.2 LITER, at converter. 2.4 LITER. 4.2 liter. All Models; 4.2L; Rear. Canyon, Colorado; w/o 5.3L; Rear. G6; Rear; 2.4L. Malibu, Malibu Maxx; 2.2L; Rear.
Oxygen Sensor - Repair or Replace
A failed Oxygen Sensor will often have no noticeable symptoms beyond a check engine light, but it does cause your to operate inefficiently and produce higher emissions. Our technicians have access to manufacturer-approved repair processes and genuine parts.