1999: HVAC Defrost Valve

1999 (please select make/model) equipped with
5.7L V8 Gas OHV
1 Per Vehicle

1999 (please select make/model) equipped with
5.7L V8 Gas OHV,
5.0L V8 Gas OHV 2 Doors

1 Per Vehicle

1999 (please select make/model) equipped with
5.7L V8 Gas OHV,
5.0L V8 Gas OHV 3 Doors

1 Per Vehicle

1999 (please select make/model) equipped with
6.5L V8 Diesel OHV Turbo,
5.7L V8 Gas OHV
1 Per Vehicle

1999 (please select make/model) equipped with
7.4L V8 Gas OHV,
6.5L V8 Diesel OHV Turbo,
5.7L V8 Gas OHV,
5.7L V8 CNG OHV,
5.0L V8 Gas OHV Cab & Chassis
2 Doors

1 Per Vehicle

1999 (please select make/model) equipped with
7.4L V8 Gas OHV,
6.5L V8 Diesel OHV Turbo,
5.7L V8 Gas OHV,
5.7L V8 CNG OHV,
5.0L V8 Gas OHV Crew Cab Pickup
4 Doors

1 Per Vehicle

1999 (please select make/model) equipped with
7.4L V8 Gas OHV,
6.5L V8 Diesel OHV Turbo,
5.7L V8 Gas OHV,
5.7L V8 CNG OHV,
5.0L V8 Gas OHV Extended Cab Pickup
2 Doors

1 Per Vehicle

1999 (please select make/model) equipped with
7.4L V8 Gas OHV,
6.5L V8 Diesel OHV Turbo,
5.7L V8 Gas OHV,
5.7L V8 CNG OHV,
5.0L V8 Gas OHV Standard Cab Pickup
2 Doors

1 Per Vehicle

1999 (please select make/model) equipped with
7.4L V8 Gas OHV,
6.5L V8 Diesel OHV Turbo,
5.7L V8 Gas OHV
1 Per Vehicle

1999 (please select make/model) equipped with
7.4L V8 Gas OHV,
6.5L V8 Diesel OHV Turbo,
5.7L V8 Gas OHV,
5.7L V8 CNG OHV Cab & Chassis
2 Doors

1 Per Vehicle

1999 (please select make/model) equipped with
7.4L V8 Gas OHV,
6.5L V8 Diesel OHV Turbo,
5.7L V8 Gas OHV,
5.7L V8 CNG OHV Cab & Chassis
4 Doors

1 Per Vehicle

1999 (please select make/model) equipped with
7.4L V8 Gas OHV,
6.5L V8 Diesel OHV Turbo,
5.7L V8 Gas OHV,
5.7L V8 CNG OHV Crew Cab Pickup
4 Doors

1 Per Vehicle

1999 (please select make/model) equipped with
7.4L V8 Gas OHV,
6.5L V8 Diesel OHV Turbo,
5.7L V8 Gas OHV,
5.7L V8 CNG OHV Extended Cab Pickup
2 Doors

1 Per Vehicle

1999 (please select make/model) equipped with
7.4L V8 Gas OHV,
6.5L V8 Diesel OHV Turbo,
5.7L V8 Gas OHV,
5.7L V8 CNG OHV Standard Cab Pickup
2 Doors

1 Per Vehicle

1999 (please select make/model) equipped with
7.4L V8 Gas OHV,
6.5L V8 Diesel OHV Turbo
1 Per Vehicle

1999 (please select make/model) equipped with
5.7L V8 Gas OHV,
5.0L V8 Gas OHV 2 Doors

1 Per Vehicle

1999 (please select make/model) equipped with
5.7L V8 Gas OHV,
5.0L V8 Gas OHV 3 Doors

1 Per Vehicle

1999 (please select make/model) equipped with
6.5L V8 Diesel OHV Turbo,
5.7L V8 Gas OHV
1 Per Vehicle

1999 (please select make/model) equipped with
7.4L V8 Gas OHV,
6.5L V8 Diesel OHV Turbo,
5.7L V8 Gas OHV Cab & Chassis
2 Doors

1 Per Vehicle

1999 (please select make/model) equipped with
7.4L V8 Gas OHV,
6.5L V8 Diesel OHV Turbo,
5.7L V8 Gas OHV Crew Cab Pickup
4 Doors

1 Per Vehicle

1999 (please select make/model) equipped with
7.4L V8 Gas OHV,
6.5L V8 Diesel OHV Turbo,
5.7L V8 Gas OHV Extended Cab Pickup
2 Doors

1 Per Vehicle

1999 (please select make/model) equipped with
7.4L V8 Gas OHV,
6.5L V8 Diesel OHV Turbo,
5.7L V8 Gas OHV Standard Cab Pickup
2 Doors

1 Per Vehicle

1999 (please select make/model) equipped with
7.4L V8 Gas OHV,
6.5L V8 Diesel OHV Turbo,
5.7L V8 Gas OHV
1 Per Vehicle

1999 (please select make/model) equipped with
7.4L V8 Gas OHV,
6.5L V8 Diesel OHV Turbo,
5.7L V8 Gas OHV Cab & Chassis
2 Doors

1 Per Vehicle

1999 (please select make/model) equipped with
7.4L V8 Gas OHV,
6.5L V8 Diesel OHV Turbo,
5.7L V8 Gas OHV Cab & Chassis
4 Doors

1 Per Vehicle

1999 (please select make/model) equipped with
7.4L V8 Gas OHV,
6.5L V8 Diesel OHV Turbo,
5.7L V8 Gas OHV Crew Cab Pickup
4 Doors

1 Per Vehicle

1999 (please select make/model) equipped with
7.4L V8 Gas OHV,
6.5L V8 Diesel OHV Turbo,
5.7L V8 Gas OHV Extended Cab Pickup
2 Doors

1 Per Vehicle

1999 (please select make/model) equipped with
7.4L V8 Gas OHV,
6.5L V8 Diesel OHV Turbo,
5.7L V8 Gas OHV Standard Cab Pickup
2 Doors

1 Per Vehicle

1999 (please select make/model) equipped with
5.7L V8 Gas OHV 4 Doors

1 Per Vehicle

1999 (please select make/model) equipped with
6.5L V8 Diesel OHV Turbo,
5.7L V8 Gas OHV 2 Doors

1 Per Vehicle

1999 (please select make/model) equipped with
5.7L V8 Gas OHV,
5.0L V8 Gas OHV 2 Doors

1 Per Vehicle

1999 (please select make/model) equipped with
5.7L V8 Gas OHV,
5.0L V8 Gas OHV 3 Doors

1 Per Vehicle

1999 (please select make/model) equipped with
6.5L V8 Diesel OHV Turbo,
5.7L V8 Gas OHV
1 Per Vehicle

1999 (please select make/model) equipped with
7.4L V8 Gas OHV,
6.5L V8 Diesel OHV Turbo,
5.7L V8 Gas OHV,
5.7L V8 CNG OHV,
5.0L V8 Gas OHV Cab & Chassis
2 Doors

1 Per Vehicle

1999 (please select make/model) equipped with
7.4L V8 Gas OHV,
6.5L V8 Diesel OHV Turbo,
5.7L V8 Gas OHV,
5.7L V8 CNG OHV,
5.0L V8 Gas OHV Crew Cab Pickup
4 Doors

1 Per Vehicle

1999 (please select make/model) equipped with
7.4L V8 Gas OHV,
6.5L V8 Diesel OHV Turbo,
5.7L V8 Gas OHV,
5.7L V8 CNG OHV,
5.0L V8 Gas OHV Extended Cab Pickup
2 Doors

1 Per Vehicle

1999 (please select make/model) equipped with
7.4L V8 Gas OHV,
6.5L V8 Diesel OHV Turbo,
5.7L V8 Gas OHV,
5.7L V8 CNG OHV,
5.0L V8 Gas OHV Standard Cab Pickup
2 Doors

1 Per Vehicle

1999 (please select make/model) equipped with
7.4L V8 Gas OHV,
6.5L V8 Diesel OHV Turbo,
5.7L V8 Gas OHV
1 Per Vehicle

1999 (please select make/model) equipped with
7.4L V8 Gas OHV,
6.5L V8 Diesel OHV Turbo,
5.7L V8 Gas OHV,
5.7L V8 CNG OHV Cab & Chassis
2 Doors

1 Per Vehicle

1999 (please select make/model) equipped with
7.4L V8 Gas OHV,
6.5L V8 Diesel OHV Turbo,
5.7L V8 Gas OHV,
5.7L V8 CNG OHV Cab & Chassis
4 Doors

1 Per Vehicle

1999 (please select make/model) equipped with
7.4L V8 Gas OHV,
6.5L V8 Diesel OHV Turbo,
5.7L V8 Gas OHV,
5.7L V8 CNG OHV Crew Cab Pickup
4 Doors

1 Per Vehicle

1999 (please select make/model) equipped with
7.4L V8 Gas OHV,
6.5L V8 Diesel OHV Turbo,
5.7L V8 Gas OHV,
5.7L V8 CNG OHV Extended Cab Pickup
2 Doors

1 Per Vehicle

1999 (please select make/model) equipped with
7.4L V8 Gas OHV,
6.5L V8 Diesel OHV Turbo,
5.7L V8 Gas OHV,
5.7L V8 CNG OHV Standard Cab Pickup
2 Doors

1 Per Vehicle

1999 (please select make/model) equipped with
7.4L V8 Gas OHV,
6.5L V8 Diesel OHV Turbo
1 Per Vehicle

1999 (please select make/model) equipped with
5.7L V8 Gas OHV,
5.0L V8 Gas OHV 2 Doors

1 Per Vehicle

1999 (please select make/model) equipped with
5.7L V8 Gas OHV,
5.0L V8 Gas OHV 3 Doors

1 Per Vehicle

1999 (please select make/model) equipped with
6.5L V8 Diesel OHV Turbo,
5.7L V8 Gas OHV
1 Per Vehicle

1999 (please select make/model) equipped with
7.4L V8 Gas OHV,
6.5L V8 Diesel OHV Turbo,
5.7L V8 Gas OHV Cab & Chassis
2 Doors

1 Per Vehicle

1999 (please select make/model) equipped with
7.4L V8 Gas OHV,
6.5L V8 Diesel OHV Turbo,
5.7L V8 Gas OHV Crew Cab Pickup
4 Doors

1 Per Vehicle

1999 (please select make/model) equipped with
7.4L V8 Gas OHV,
6.5L V8 Diesel OHV Turbo,
5.7L V8 Gas OHV Extended Cab Pickup
2 Doors

1 Per Vehicle

1999 (please select make/model) equipped with
7.4L V8 Gas OHV,
6.5L V8 Diesel OHV Turbo,
5.7L V8 Gas OHV Standard Cab Pickup
2 Doors

1 Per Vehicle

1999 (please select make/model) equipped with
7.4L V8 Gas OHV,
6.5L V8 Diesel OHV Turbo,
5.7L V8 Gas OHV
1 Per Vehicle

1999 (please select make/model) equipped with
7.4L V8 Gas OHV,
6.5L V8 Diesel OHV Turbo,
5.7L V8 Gas OHV Cab & Chassis
2 Doors

1 Per Vehicle

1999 (please select make/model) equipped with
7.4L V8 Gas OHV,
6.5L V8 Diesel OHV Turbo,
5.7L V8 Gas OHV Cab & Chassis
4 Doors

1 Per Vehicle

1999 (please select make/model) equipped with
7.4L V8 Gas OHV,
6.5L V8 Diesel OHV Turbo,
5.7L V8 Gas OHV Crew Cab Pickup
4 Doors

1 Per Vehicle

1999 (please select make/model) equipped with
7.4L V8 Gas OHV,
6.5L V8 Diesel OHV Turbo,
5.7L V8 Gas OHV Extended Cab Pickup
2 Doors

1 Per Vehicle

1999 (please select make/model) equipped with
7.4L V8 Gas OHV,
6.5L V8 Diesel OHV Turbo,
5.7L V8 Gas OHV Standard Cab Pickup
2 Doors

1 Per Vehicle

1999 (please select make/model) equipped with
5.7L V8 Gas OHV
1 Per Vehicle

1999 (please select make/model) equipped with
4.3L V6 Gas OHV HEAVY DUTY HEATER(C42), A/C
MANUAL CONTROLS(C60)

1 Per Vehicle

1999 (please select make/model) equipped with
4.3L V6 Gas OHV A/C AUTO ELECTRONIC CONTROLS(C68)

1 Per Vehicle

1999 (please select make/model) equipped with
4.3L V6 Gas OHV,
2.2L L4 Gas OHV,
-L BATTERY EV EV/BEV HEAVY DUTY HEATER(C42), A/C
MANUAL CONTROLS(C60)

1 Per Vehicle

1999 (please select make/model) equipped with
4.3L V6 Gas OHV,
2.2L L4 Gas OHV,
-L BATTERY EV EV/BEV A/C AUTO ELECTRONIC CONTROLS(C68)

1 Per Vehicle

1999 (please select make/model) equipped with
4.3L V6 Gas OHV A/C AUTO ELECTRONIC CONTROLS(C68)

1 Per Vehicle

1999 (please select make/model) equipped with
4.3L V6 Gas OHV HEAVY DUTY HEATER(C42), A/C
MANUAL CONTROLS(C60)

1 Per Vehicle

1999 (please select make/model) equipped with
4.3L V6 Gas OHV,
2.2L L4 Gas OHV HEAVY DUTY HEATER(C42), A/C
MANUAL CONTROLS(C60)

1 Per Vehicle

1999 (please select make/model) equipped with
4.3L V6 Gas OHV,
2.2L L4 Gas OHV A/C AUTO ELECTRONIC CONTROLS(C68)

1 Per Vehicle

1999 (please select make/model) equipped with
4.3L V6 Gas OHV A/C AUTO ELECTRONIC CONTROLS(C68)

1 Per Vehicle

1999 (please select make/model) equipped with
4.3L V6 Gas OHV HEAVY DUTY HEATER(C42), A/C
MANUAL CONTROLS(C60)

1 Per Vehicle

1999 (please select make/model) equipped with
5.3L V8 Gas OHV,
4.8L V8 Gas OHV,
4.3L V6 Gas OHV GM Original Equipment

1 Per Vehicle

1999 (please select make/model) equipped with
6.0L V8 Gas OHV,
5.3L V8 Gas OHV GM Original Equipment

1 Per Vehicle

1999 (please select make/model) equipped with
5.3L V8 Gas OHV,
4.8L V8 Gas OHV,
4.3L V6 Gas OHV GM Original Equipment

1 Per Vehicle

1999 (please select make/model) equipped with
6.0L V8 Gas OHV,
5.3L V8 Gas OHV GM Original Equipment

1 Per Vehicle

1999 (please select make/model) equipped with
5.7L V8 Gas OHV,
5.0L V8 Gas OHV,
4.3L V6 Gas OHV AUX

1 Per Vehicle

1999 (please select make/model) equipped with
6.5L V8 Diesel OHV Turbo,
5.7L V8 Gas OHV,
5.0L V8 Gas OHV,
4.3L V6 Gas OHV AUX

1 Per Vehicle

1999 (please select make/model) equipped with
7.4L V8 Gas OHV,
6.5L V8 Diesel OHV Turbo,
5.7L V8 Gas OHV AUX

1 Per Vehicle

1999 (please select make/model) equipped with
5.7L V8 Gas OHV,
5.0L V8 Gas OHV,
4.3L V6 Gas OHV AUX

1 Per Vehicle

1999 (please select make/model) equipped with
6.5L V8 Diesel OHV Turbo,
5.7L V8 Gas OHV,
5.0L V8 Gas OHV,
4.3L V6 Gas OHV AUX

1 Per Vehicle

1999 (please select make/model) equipped with
7.4L V8 Gas OHV,
6.5L V8 Diesel OHV Turbo,
5.7L V8 Gas OHV AUX

1 Per Vehicle