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2001 Chevrolet Blazer LS 4.3L Poor Idle Quality, Stall, Poor Fuel Economy, MIL Lamp on
Posted to GM Driveability on 5/12/2011 14 Replies

Truck came in with no-start. Needed secondary ignition replaced. (DONE) Once running, ran BADLY. Misfire codes for #3,#6 and P300. Installed new iinjectors. Performed compresion test (ok) one slightly low. Checked fuel pressure test.(ok) Still runs bad, WILL N...

14 Replies Received (View Replies)

  Related Documents & Media  2001 Chevrolet Blazer LS

 
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car Vehicle Data

2001 Chevrolet Blazer LS

VIN 1GNDT13WX1
Engine4.3 L / 6 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFuel Injection / vORTEC PORTED INJECTION
EmissionsOBD-II Compliant
SymptomsPoor Idle Quality, Stall, Poor Fuel Economy, MIL Lamp On
OccursAlways

Trouble Codes

P1630Immobilizer Malfunction
Message Closed w/FIX

car Vehicle Data

2001 Chevrolet Blazer LS

VIN 1GNDT13WX1
Engine4.3 L / 6 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFuel Injection / vORTEC PORTED INJECTION
EmissionsOBD-II Compliant
SymptomsPoor Idle Quality, Stall, Poor Fuel Economy, MIL Lamp On
OccursAlways

Trouble Codes

P1630Immobilizer Malfunction