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When warm it runs rough surges and shuts off

Tiny
SRUBAR
  • MEMBER
  • 1995 CHEVROLET SUBURBAN
  • 5.7L
  • V8
  • 4WD
  • AUTOMATIC
  • 250,000 MILES
My suburban runs rough surges and stalls when the motor is warm. It is like it is not getting any gas or has lost power. No check engine light comes on, and already changed the fuel filter, spark plugs, wires, coil and rotor cap. What else could it be?
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Thursday, October 19th, 2017 AT 4:23 AM

2 Replies

Tiny
PATENTED_REPAIR_PRO
  • MECHANIC
  • 1,853 POSTS
Try a new engine coolant temperature sensor.
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Thursday, October 19th, 2017 AT 7:28 AM
Tiny
KEN L
  • MASTER CERTIFIED MECHANIC
  • 42,973 POSTS
Even though the check engine light is not on your should run the codes to see what comes up

Here is a guide:

https://www.2carpros.com/articles/checking-a-service-engine-soon-or-check-engine-light-on-or-flashing

Please let us know what happens.

Cheers, Ken
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Friday, October 20th, 2017 AT 1:33 PM

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