GMC Sierra Engine Knock

Browse GMC Sierra Engine Knock questions and answers. Choose a question that matches your symptoms.

7 discussions

Cylinder Or Engine Knock

2005 GMC SIERRA

I Had A Multiple Cylinder Misfire P0300. I Changed The Injectors I Changed The Spark Plugs Found Out The Wires Were Good, And The Coils Were...

1 ANSWER

Asked by Geraldcran

2004 GMC SIERRA

I Have A 2004 Gmc 1500 Truck That Has 148000 Mile On It And Just Recently Started A Loud Knocking Noise. The Noise Sounds Like Metal But...

1 ANSWER

Asked by ross_jeremy

2000 GMC SIERRA

Engine Knocks When First Started For About One Or Two Minutes And Then Quiets Down, Sounds More Like A Ticking Than A Knock

1 ANSWER

Asked by madmantom

1997 GMC SIERRA

My Truck Has A Slight Knock When Started Cold. Louder In Cab Than Under Hood. Goes Away After 15 - 20 Sec. Had Noise For 60000 Miles, Seems...

2 ANSWERS

Asked by dennis_maine

1997 GMC SIERRA

When My Engine Starting Knocking I Took It In To The Dealer Where They Said It Was Either The Oil Pump Or Main Bearings. I Drove Home And...

1 ANSWER

Asked by 903cecile

1994 GMC SIERRA

I Recently Changed The Oil In My Truck And Then Noticed While Driving Over 60mph There Is A Knocking Noise. It's Not Immediate When I Go...

2 ANSWERS

Asked by Navy Guy

GMC SIERRA

I Have A 96 Gmc 3/4 Ton P/u 5.7l-128000 Miles. My Engine Knocks Really Loudly Upon Start-up But Goes Away After It's Warmed Up. I Also...

1 ANSWER

Asked by blkblur

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