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2001 Jeep Grand Cherokee Laredo 4.0L noise
Posted to Chrysler Driveability on 3/28/2018 2 Replies

Vehicle originally came in with check engine light on codes P00306 and P0300. Diagnosed as failed ignition coil. Replaced coil assembly along with spark plugs and fuel filter. Runs well no check engine light or codes. However there is a whining or whistlin...

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Message Closed w/FIX

car Vehicle Data

2001 Jeep Grand Cherokee Laredo

VIN 1J4GW48S51
Engine4.0 L / 6 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFuel Injection
EmissionsOBD-II Compliant
SymptomsNoise
OccursCold, Idle, Intermittently
Message Closed w/FIX

car Vehicle Data

2001 Jeep Grand Cherokee Laredo

VIN 1J4GW48S51
Engine4.0 L / 6 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFuel Injection
EmissionsOBD-II Compliant
SymptomsNoise
OccursCold, Idle, Intermittently