1999 Other Dodge Models Won't go faster than 10 MPH

Tiny
91STANGMAN
  • MEMBER
  • 1999 DODGE
  • V8
  • 2WD
  • AUTOMATIC
  • 85,651 MILES
1999 Dodge Roadtrek with a 318. Wouldn't go faster than 20 mph. Had it towed to a repair place and they replaced the cataylic converter and it ran normal for a day. Then yesterday it was running fine in the morning then it went back to running bad that last night but wont go over 10 mph now.
Thursday, April 8th, 2010 AT 9:35 AM

1 Reply

Tiny
RASMATAZ
  • MECHANIC
  • 75,992 POSTS
Lack of acceleration, chugging, hesitating, bogging etc. Could be caused by one of the following below.

Inspect and test all the following listed below and get back with some results

Oxygen sensor.
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
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Thursday, April 8th, 2010 AT 5:49 PM

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