1999 GMC Sierra Pickup Truck

Asked by Jul 27, 2014 at 03:28 PM about the 1999 GMC Sierra 1500 SLT 4WD Extended Cab LB

Question type: Maintenance & Repair

The blower fan inside my truck works only on low and medium but will not work on high??

1 Answer

109,575

High speed blower relay is the most likely problem. Also the blower motor could have high start amperage draw on high speed.

1 of 1 people found this helpful.

Your Answer

GMC Sierra 1500 Experts

  • #1
    dragonflyoffshore
    Reputation
    5,520
  • #2
    John Saffrahn
    Reputation
    3,820
  • #3
    Glenn Clingenpeel
    Reputation
    3,570
View All

Related Models For Sale

Used Chevrolet Silverado 1500
2,684 Great Deals out of 157,087 listings starting at $1,000
Used Ford F-150
3,046 Great Deals out of 230,457 listings starting at $1,300
Used Toyota Tundra
627 Great Deals out of 36,312 listings starting at $1,500
Used Toyota Tacoma
550 Great Deals out of 41,422 listings starting at $2,500
Used Dodge Ram 1500
324 Great Deals out of 10,737 listings starting at $1,988
Used Ford F-250 Super Duty
442 Great Deals out of 47,647 listings starting at $695
Used Chevrolet Tahoe
822 Great Deals out of 40,002 listings starting at $1,700
Used GMC Yukon
487 Great Deals out of 19,441 listings starting at $1,995
Used Chevrolet Camaro
398 Great Deals out of 31,485 listings starting at $3,495
Used Ford Mustang
341 Great Deals out of 42,379 listings starting at $1,488
Used Jeep Grand Cherokee
897 Great Deals out of 71,281 listings starting at $900

Used Cars For Sale

2018 GMC Sierra 1500 For Sale
8 Great Deals out of 29,717 listings starting at $22,639
2017 GMC Sierra 1500 For Sale
82 Great Deals out of 5,709 listings starting at $21,471
2016 GMC Sierra 1500 For Sale
109 Great Deals out of 3,504 listings starting at $14,500
2015 GMC Sierra 1500 For Sale
193 Great Deals out of 5,712 listings starting at $13,500
2014 GMC Sierra 1500 For Sale
193 Great Deals out of 4,363 listings starting at $11,495

Content submitted by Users is not endorsed by CarGurus, does not express the opinions of CarGurus, and should not be considered reviewed, screened, or approved by CarGurus. Please refer to CarGurus Terms of Use.