1975 GMC G15 Ported Vacuum Switch
Navigate our online catalogue to find original replacement Ported Vacuum Switches specifically designed to fit a 1975 GMC G15.








Ported Vacuum Switch
$64.43 CAD
Limited Stock
Condition: New
Ships: in 3-4 Business Days
Pick-Up: in 3-4 Business Days
Pick-Up: in 3-4 Business Days
Required Per Vehicle: 1
Vehicle fitment:
Engine Base: 5.7L 350ci V8 (4.00x3.48; 101.6x88.5);
Engine Base: 5.7L 350ci V8 (4.00x3.48; 101.6x88.5);
Vehicle Fitment Notes:
OE No. 3031549 Blue 2 Ports
OE No. 3031549 Blue 2 Ports







Ported Vacuum Switch
$60.48 CAD
Limited Stock
Condition: New
Ships: Same or Next Business Day
Pick-Up: Same Business Day (Order before 12pm)
Pick-Up: Same Business Day (Order before 12pm)
Required Per Vehicle: 1
Vehicle fitment:
Engine Base: 5.7L 350ci V8 (4.00x3.48; 101.6x88.5);
Engine Base: 5.7L 350ci V8 (4.00x3.48; 101.6x88.5);
Vehicle Fitment Notes:
White 2 Ports
White 2 Ports






Ported Vacuum Switch
$65.58 CAD
In Stock
Condition: New
Ships: Next Business Day
Pick-Up: Next Business Day
Pick-Up: Next Business Day
Required Per Vehicle: 1
Vehicle fitment:
Engine Base: 5.7L 350ci V8 (4.00x3.48; 101.6x88.5);
Engine Base: 5.7L 350ci V8 (4.00x3.48; 101.6x88.5);
Vehicle Fitment Notes:
blue OE No. 3031549 2 Ports
blue OE No. 3031549 2 Ports






Ported Vacuum Switch
$65.58 CAD
In Stock
Condition: New
Ships: Next Business Day
Pick-Up: Next Business Day
Pick-Up: Next Business Day
Required Per Vehicle: 1
Vehicle fitment:
Engine Base: 5.7L 350ci V8 (4.00x3.48; 101.6x88.5);
Engine Base: 5.7L 350ci V8 (4.00x3.48; 101.6x88.5);
Vehicle Fitment Notes:
OE No. 3031549 Blue 2 Ports
OE No. 3031549 Blue 2 Ports






Ported Vacuum Switch
$77.69 CAD
In Stock
Condition: New
Ships: Wednesday Oct. 8th
Pick-Up: Ready in 1 Hour Tuesday Oct. 7th
Pick-Up: Ready in 1 Hour Tuesday Oct. 7th
Required Per Vehicle: 1
Vehicle fitment:
Engine Base: 5.7L 350ci V8 (4.00x3.48; 101.6x88.5);
Engine Base: 5.7L 350ci V8 (4.00x3.48; 101.6x88.5);
Vehicle Fitment Notes:
Light Green 2 Ports
Light Green 2 Ports






Ported Vacuum Switch
$61.57 CAD
In Stock
Condition: New
Ships: Wednesday Oct. 8th
Pick-Up: Ready in 1 Hour Tuesday Oct. 7th
Pick-Up: Ready in 1 Hour Tuesday Oct. 7th
Required Per Vehicle: 1
Vehicle fitment:
Engine Base: 5.7L 350ci V8 (4.00x3.48; 101.6x88.5);
Engine Base: 5.7L 350ci V8 (4.00x3.48; 101.6x88.5);
Vehicle Fitment Notes:
White 2 Ports
White 2 Ports






Ported Vacuum Switch
$132.63 CAD
Out of Stock
Condition: New
Required Per Vehicle: 1
Made in USA
Vehicle fitment:
Engine Base: 5.7L 350ci V8 (4.00x3.48; 101.6x88.5);
Engine Base: 5.7L 350ci V8 (4.00x3.48; 101.6x88.5);
Vehicle Fitment Notes:
Brown 3 Ports
Brown 3 Ports







Ported Vacuum Switch
$61.02 CAD
Out of Stock
Condition: New
Required Per Vehicle: 1
Vehicle fitment:
Engine Base: 5.7L 350ci V8 (4.00x3.48; 101.6x88.5);
Engine Base: 5.7L 350ci V8 (4.00x3.48; 101.6x88.5);
Vehicle Fitment Notes:
Light Green 2 Ports
Light Green 2 Ports






Ported Vacuum Switch
$79.89 CAD
Out of Stock
Condition: New
Required Per Vehicle: 1
Vehicle fitment:
Engine Base: 4.1L 250ci L6 (3.68x3.91; 93.5x99.3);
Engine Base: 4.1L 250ci L6 (3.68x3.91; 93.5x99.3);
Vehicle Fitment Notes:
OE No. 3031548 Black Finish 2 Ports
OE No. 3031548 Black Finish 2 Ports






Ported Vacuum Switch
$132.64 CAD
Call For Availability
Condition: New
Required Per Vehicle: 1
Made in USA
Vehicle fitment:
Engine Base: 5.7L 350ci V8 (4.00x3.48; 101.6x88.5);
Engine Base: 5.7L 350ci V8 (4.00x3.48; 101.6x88.5);
Vehicle Fitment Notes:
Brown 3 Ports
Brown 3 Ports






Ported Vacuum Switch
$73.91 CAD
Call For Availability
Condition: New
Required Per Vehicle: 1
Vehicle fitment:
Engine Base: 4.1L 250ci L6 (3.68x3.91; 93.5x99.3);
Engine Base: 4.1L 250ci L6 (3.68x3.91; 93.5x99.3);
Vehicle Fitment Notes:
OE No. 3031548 Black Finish 2 Ports
OE No. 3031548 Black Finish 2 Ports






Ported Vacuum Switch
$73.91 CAD
Call For Availability
Condition: New
Required Per Vehicle: 1
Vehicle fitment:
Engine Base: 4.1L 250ci L6 (3.68x3.91; 93.5x99.3);
Engine Base: 4.1L 250ci L6 (3.68x3.91; 93.5x99.3);
Vehicle Fitment Notes:
with black finish OE No. 3031548 2 Ports
with black finish OE No. 3031548 2 Ports