Engine runs hot

Tiny
DERRICKG6687
  • 1999 GMC SIERRA
  • 265,000 MILES

The truck has a 4.3 vortec in it When it rains and when its first started in the morning up until it reaches peak engine temp it misfires what could be the problem

Do you
have the same problem?
Yes
No
Tuesday, November 22nd, 2011 AT 8:09 PM

1 Reply

Tiny
RASMATAZ
  • MEMBER

http://www.2carpros.com/articles/engine-misfires-or-runs-rough. Defective spark plugs or vacuum leak.

Was this
answer
helpful?
Yes
No
Tuesday, November 22nd, 2011 AT 8:13 PM

Please login or register to post a reply.

Other Engine Runs Hot Questions