SPONSORED LINKS

2003 Chevy Blazer acceleration

Tiny
BIGW0331
  • MEMBER
  • 2003 CHEVROLET BLAZER
  • 6 CYL
  • 2WD
  • AUTOMATIC
  • 94,520 MILES
My throttle is not responding, I can floor it and it won't go above 30mph. The cap, rotor, plugs, wires, fuel filter were all replaced less than 5000 miles ago. Also I have to prime the fuel pump 4 or 5 times before it will start. Any idea?
Saturday, February 20th, 2010 AT 1:04 PM

1 Reply

Tiny
RASMATAZ
  • MECHANIC
  • 75,992 POSTS
Inspect and test all the following listed below:

Oxygen sensor.
Catalytic converter.
Fuel injectors dirty/sticking.
Mass airflow sensor/Airflow meter.
Throttle position sensor.
Manifold absolute pressure sensor.
EGR Valve
Fuel pressure regulator leaking or defective fuel pump.
False air leakage.
Fuel contamination.
Foul/defective spark plugs.
Open spark plug wires.
Ignition coil/Coil packs defective.
Incorrect ignition timing.
Cap and rotor.

Note:If it doesn't apply disregard.
SPONSORED LINKS
Was this
answer
helpful?
Yes
No
Saturday, February 20th, 2010 AT 4:47 PM

Please login or register to post a reply.

Related Fuel System Fuel Filter Content

Fuel Filter Replacement Chevrolet
VIDEO
Fuel Filter Replacement Chevrolet
Instructional repair video
VIEW MORE

Sponsored links