1990 Gmc Truck Sonoma 2 5l 2wd Knock Ping Motor Could Knock Sensor Else Might

1990 GMC TRUCK
230,000 MILES
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ANONYMOUS
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its a 1990 gmc sonoma 2.5l 2wd and it has a like knock/ping in the motor could it be the knock sensor or what else might it be?
Jan 9, 2013 at 2:07 PM
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JACOBANDNICKOLAS
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When do you hear the noise? Is it all the time or when you have a load on the engine?
Jan 9, 2013 at 3:23 PM
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RYANHALE
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it started a couple of months ago but it wasnt that loud of a knock and it just got louder and louder... yea its all the time but when i let it idle its not that loud but when i hit the throtle just a little bit its real loud idk what it could be!!!
Jan 10, 2013 at 1:50 PM
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