1997 Chevy Suburban CRANKS BUT DOES NOT WANT TO START.

Tiny
FUENTES 1
  • MEMBER
  • 1997 CHEVROLET SUBURBAN
  • V8
  • 2WD
  • AUTOMATIC
  • 257,000 MILES
WE CHANGED THE RELAY, THE AC DELCO SENSOR, CHANGED THE FUEL PUMP, CHANGED THE SPARKPLUGS. BUT STILL IT DOES NOT WANT TO START IT CRANKS BUT DOES NOT WANT TO START MY HUSBAND SPRAYS SOME OF CHEMICAL TO START.
Wednesday, October 15th, 2008 AT 10:21 PM

3 Replies

Tiny
JACOBANDNICKOLAS
  • MECHANIC
  • 109,700 POSTS
Hi:
Is the vehicle getting spark and fuel?

Joe
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Friday, October 17th, 2008 AT 1:06 PM
Tiny
FUENTES 1
  • MEMBER
  • 1 POST
YES, THERES A SPARK SORRY FORGOT TO MENTION IT, AND THERE'S FUEL GOING THRU.
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Friday, October 17th, 2008 AT 3:06 PM
Tiny
JNOVACK
  • MECHANIC
  • 723 POSTS
These are some tests to try
1 Inspect Air Charge Sensor Damaged or faulty air charge sensor or air charge sensor circuit.
2 Inspect Air Cleaner Temperature Sensor Damaged or faulty air cleaner temperature sensor or air cleaner temperature sensor circuit.
3 Inspect Battery Insufficient battery voltage/amperage
4 Inspect Spark Plug Wire Loom - Performance Carburetor flooding
5 Inspect Carburetor Float Improperly adjusted/saturated or damaged carburetor float.
6 Inspect Choke Pulloff Worn, defective, or faulty choke pulloff(s).
7 Inspect Choke Thermostat Stuck or improperly functioning choke thermostat.
8 Inspect Fuel Filter Clogged or dirty fuel filter
9 Inspect Fuel Injector Plugged, dirty or poorly connected fuel injector.
10 Inspect Fuel Injector Cold Start Valve Faulty cold start valve or circuit.
11 Inspect Fuel Injector Pressure Regulator Faulty fuel injector pressure regulator or circuit.
12 Inspect Rotor - Ignition Damaged, worn, or corroded ignition rotor.
13 Inspect Throttle Position Sensor Faulty throttle position sensor or throttle position sensor circuit.


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Friday, October 17th, 2008 AT 4:37 PM

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