Motor want start

Asked by Jun 12, 2016 at 10:32 AM about the 1993 GMC Sierra C/K 1500

Question type: Maintenance & Repair

I have a 93 GMC with a 5.7 trotel body an i
changed motors because mine locked up I
got a 5.7 vortec changed my heads over an
intake over an my distributor over now I
have a 7.5 vortec with the 7.5 trotel body
heads distributor an intake on an now i have
2 crank sensors one on my distributor an
one on my crank I can't get no fire to start
the engine which crank sensor do I use or
what do I do

1 Answer


You used the everything from the heads up from the 93 motor right? Just use your old harness where it needs to be. However you just made your compression ratio really low buy doing this.

Your Answer


GMC Sierra C/K 1500 Experts

  • #1
    Andrew Olsen
  • #2
  • #2
    John Saffrahn
View All

Related Models For Sale

Used GMC Sierra 1500
176 Great Deals out of 12,112 listings starting at $1,775
Used Ford F-150
509 Great Deals out of 10,018 listings starting at $3,490
Used Dodge Ram 1500
51 Great Deals out of 486 listings starting at $2,495
Used GMC Yukon
3 Great Deals out of 1,117 listings starting at $6,950
Used Chevrolet S-10
11 listings starting at $7,995

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.