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2001 Chevrolet Malibu 3.1L Poor Idle Quality, Hesitation, Misfire
Posted to GM Driveability on 10/30/2010 21 Replies

I tore it down to cylinder heads-found intake gaskets bad. purchase upper set & replaced head gaskets, valve stem seals, intake gaskets. Upon initial start-up 1 rocker was noisy. Had to install Healy coil. Car drove great for 1 week. Filled up gas tank and the...

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Message Closed w/FIX

car Vehicle Data

2001 Chevrolet Malibu

VIN 1G1ND52J21
Engine3.1 L / 6 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFuel Injection / MPFI
EmissionsOBD-II Compliant
SymptomsPoor Idle Quality, Hesitation, Misfire
OccursAlways

Trouble Codes

P0300Multiple Misfire Detected
Message Closed w/FIX

car Vehicle Data

2001 Chevrolet Malibu

VIN 1G1ND52J21
Engine3.1 L / 6 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFuel Injection / MPFI
EmissionsOBD-II Compliant
SymptomsPoor Idle Quality, Hesitation, Misfire
OccursAlways

Trouble Codes

P0300Multiple Misfire Detected