answersLogoWhite

0


Best Answer

Blue smoke = excessive motor oil.

Black smoke = excessive fuel.

White smoke = engine coolant

User Avatar

Wiki User

9y ago
This answer is:
User Avatar
User Avatar

Anonymous

Lvl 1
3y ago
To much coolant or not en
More answers
User Avatar

Wiki User

19y ago

Weak rings and worn valve guides. It's time for an overaul.

This answer is:
User Avatar

User Avatar

Wiki User

15y ago

Motor oil is getting into the combustion chamber - probably through the valve seals.

This answer is:
User Avatar

User Avatar

Wiki User

18y ago

Bad oil ring or worn piston bore.

This answer is:
User Avatar

Add your answer:

Earn +20 pts
Q: What causes blue smoke from a 1968 Chevy only on deceleration?
Write your answer...
Submit
Still have questions?
magnify glass
imp