2003 Chevrolet Trailblazer EXT control modules & parts

67 refurbished parts are available for the 2003 Chevrolet Trailblazer EXT. Each listing shows the exact vehicles and engines it fits; match the part number on your original unit before ordering.

Engines: 4.2L L6 – Gas, 5.3L V8 – Gas

Sale!
Sensor (Replaces Part Number 12614973) – GM (19418808)
sku: 19418808
Original price was: $799.99.Current price is: $559.99. Add to Cart
Sale!
Sensor (Replaces Part Number 12614973) – GM (9359409)
sku: 9359409
Original price was: $799.99.Current price is: $559.99. Add to Cart
Sale!
Switch – GM (10364207)
sku: 10364207
Original price was: $799.99.Current price is: $559.99. Add to Cart
Sale!
Switch – GM (10364214)
sku: 10364214
Original price was: $799.99.Current price is: $559.99. Add to Cart
Sale!
Switch – GM (1132749)
sku: 1132749
Original price was: $799.99.Current price is: $559.99. Add to Cart
Sale!
Switch – GM (15096435)
sku: 15096435
Original price was: $799.99.Current price is: $559.99. Add to Cart
Sale!
Switch – GM (15162469)
sku: 15162469
Original price was: $799.99.Current price is: $559.99. Add to Cart
Sale!
Switch – GM (15204658)
sku: 15204658
Original price was: $799.99.Current price is: $559.99. Add to Cart
Sale!
Switch – GM (15204666)
sku: 15204666
Original price was: $799.99.Current price is: $559.99. Add to Cart
Sale!
Switch – GM (88949386)
sku: 88949386
Original price was: $799.99.Current price is: $559.99. Add to Cart
Sale!
Switch – GM (88949480)
sku: 88949480
Original price was: $799.99.Current price is: $559.99. Add to Cart
Sale!
Switch – GM (88949498)
sku: 88949498
Original price was: $799.99.Current price is: $559.99. Add to Cart
Sale!
Switch Asm Dr Lk & Si Wdo – GM (10364101)
sku: 10364101
Original price was: $799.99.Current price is: $559.99. Add to Cart
Throttle Control Module – GM (12588922)
sku: 12588922
$799.99 Add to Cart
Sale!
Vehicle Speed Sensor – GM (10456520)
sku: 10456520
Original price was: $799.99.Current price is: $559.99. Add to Cart
Sale!
Vehicle Speed Sensor – GM (12376520)
sku: 12376520
Original price was: $799.99.Current price is: $559.99. Add to Cart
Sale!
Vehicle Speed Sensor – GM (19302667)
sku: 19302667
Original price was: $799.99.Current price is: $559.99. Add to Cart
Sale!
Vehicle Speed Sensor – GM (24225896)
sku: 24225896
Original price was: $799.99.Current price is: $559.99. Add to Cart
Sale!
Vehicle Speed Sensor – GM (88984527)
sku: 88984527
Original price was: $799.99.Current price is: $559.99. Add to Cart

Other Chevrolet Trailblazer EXT years