runs strong when cold but seems to lack power

1993 CHEVROLET BLAZER
138,000 MILES
Avatar
DSHENRY
  • MEMBER
  • 1 POST
I have a 93 K1500 Blazer 4x. 5.7L 138000 miles, runs strong when cold but seems to lack power when up to temperature. I have replaced the dist,cap,rotor button,plugs and wires,egr and PVC, fuel filter and cleaned tbi. No codes are showing. What could this be? Cat?
Sep 25, 2012 at 2:37 PM
Advertisement
Repair Safety Notice: This information is for general instructional purposes only. Vehicle repair can be dangerous. Verify all information, follow manufacturer service procedures, use proper tools and safety equipment, and consult a qualified repair shop when needed.