I have a 1978 Chevy C20 3/4 ton with a 350. When trying to turn the motor off it tries to keep running. Any opinions?

Asked by Nov 23, 2015 at 01:15 PM about the 1978 Chevrolet C/K 20

Question type: Maintenance & Repair

1 Answer

18,550

Being that year with the kind of gas they sale these days your vehicle is experiencing spark knock. Low octane gas will cause this try using the middle grade gas or add some octane booster to low octane gas.

1 of 1 people found this helpful.

Your Answer

Add photo

Related Questions

Shortcuts

Search Chevrolet C/K 20 Questions

Chevrolet C/K 20 Experts

#1 F_O_R
F_O_R
Reputation 100
#2 kayzen
kayzen
Reputation 80
#3 Runningfree1988
Runningfree1988
Reputation 60
View All

Related Models For Sale

Used Ford F-150
295 Great Deals out of 8,121 listings starting at $2,499
Used Ford F-250
5 listings
Used Chevrolet Blazer
16 listings starting at $1,789
Used Chevrolet Suburban
6 Great Deals out of 407 listings starting at $2,871
Used Chevrolet Camaro
984 listings starting at $13,999

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.