why does the car(1978 Ranchero) run perfect until you turn headlights OFF?

Asked by Oct 08, 2012 at 08:51 PM about the 1978 Ford Ranchero

Question type: Maintenance & Repair

Car has a 460 in it from a 75 ranchero, will start and run perfect with the headlights ON,the second you turn them OFF, the car chokes and stalls out all together

1 Answer

20,715

Check alternator output. Maybe the lights are taking up some extra juice? Or maybe someone wired something to the headlights as a quick fix? Obviously under normal conditions the headlights shouldnt affect engine at all.

Your Answer

Ford Ranchero Experts

  • #1
    MrBlueOval
    Reputation
    190
  • #2
    dandyoun
    Reputation
    150
  • #3
    Js08016
    Reputation
    120
View All

Related Models For Sale

Used Ford F-150
2,999 Great Deals out of 230,759 listings starting at $1,300
Used Ford Mustang
343 Great Deals out of 41,934 listings starting at $1,488
Used Ford Bronco
201 listings
Used Ford Thunderbird
15 Great Deals out of 1,010 listings starting at $6,490
Used Ford Falcon
35 listings
Used Ford Fairlane
77 listings
Used Ford F-100
152 listings
Used Ford Crown Victoria
4 Great Deals out of 876 listings starting at $2,000
Used Ford Maverick
6 listings

Used Cars For Sale

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.