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1996 Chevrolet Blazer LS 4.3L Hesitation, Surge, MIL Lamp on
Posted to GM Driveability on 8/29/2014 21 Replies

This Blazer has a code P1345. When I scanned it it showed the timing advanced 29 degrees. I tried resetting the distributor one tooth and next time I checked the timing it was 30 degrees retarded. I checked it exactly how it should be, at higher rpm, just like...

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  Related Documents & Media  1996 Chevrolet Blazer LS

 
Message Closed w/FIX

car Vehicle Data

1996 Chevrolet Blazer LS

VIN [No VIN Available]
Engine4.3 L / 6 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFuel Injection
EmissionsOBD-II Compliant
SymptomsHesitation, Surge, MIL Lamp On
OccursAlways

Trouble Codes

P1345Mass Airflow Sensor Loose Contact With Low Frequency
Message Closed w/FIX

car Vehicle Data

1996 Chevrolet Blazer LS

VIN [No VIN Available]
Engine4.3 L / 6 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFuel Injection
EmissionsOBD-II Compliant
SymptomsHesitation, Surge, MIL Lamp On
OccursAlways

Trouble Codes

P1345Mass Airflow Sensor Loose Contact With Low Frequency