Hummer H3 Engine

Browse Hummer H3 Engine questions and answers. Choose a question that matches your symptoms.

55 discussions


Engine Rattling After Start When Cold?

2007 HUMMER H3
Engine Rattling After Start When Cold?
1 ANSWER
Asked by Theresa rex

Automatic Transmission, Engine Stalling While Driving?

2007 HUMMER H3
I’ve Done Tests On The Alternator And It’s Not What’s Causing The Issue. My H3 Drives Fine And There’s Really No Issues Besides When...
2 ANSWERS
17 IMAGES
Asked by M0N5T3R H3

Codes P0017, P0756, And P2769?

2007 HUMMER H3
Trying To Fix These Error Codes. My Truck Is Slow To Accelerate As If There's No First Gear. Then It Finally Picks Up Speed. Two Weeks...
1 ANSWER
Asked by Debo Smi

SARVC Shuts Down Ignition

2007 HUMMER H3
I Have A New Battery And New Alternator, When The Sarvc Is Unplugged It Charges At The Default 13.7 Volts. If I Plug The Sarvc In I Get No...
1 ANSWER
10 IMAGES
Asked by Mcssls

Leans To Driver Side Front, Idles Rough Only While...

2007 HUMMER H3
Leans To The Drivers Side Front. Measure From Ground To Fender Is One Inch Difference In Front,1/2 Inch In Rear. Brand New Factory Shocks....
1 ANSWER
2 IMAGES
Asked by motavation

My Hummer H3 Will Run Good For About 3 Days Then...

2007 HUMMER H3
I Have Replace The Battery And A The Fuel Pump
1 ANSWER
Asked by D.GRAHAM

I Have A Sporadic Starting Problem

2007 HUMMER H3
Over The Past 8 Weeks I Have Had 4 Times When The Engine Turned Over But Wont Fire. I Have Had 2 Mechanics Tell Me That It Is The Fuel Pump...
1 ANSWER
Asked by r.spoonemore

Car Start-up

2007 HUMMER H3
My 2007 Hummer H3 Will Not Start And Makes This Clicking Noise When I Turn The Key To Start It, So Is This The Battery, Starter, Or...
3 ANSWERS
Asked by dwilliams72

Oil Filter Location Needed

2007 HUMMER H3
Hi, I Cannot Find The Engine Oil Filter On My Vehicle Listed Above. Where Is Its Location In The Engine?
1 ANSWER
12 IMAGES
Asked by wissam

Stalling/idle

2007 HUMMER H3
Twice In 1 Week My Car Has Stalled, Once When I Was Turning Into A Driveway, And The Next Time When I Was Stopped At A Light, Both Very Bust...
6 ANSWERS
Asked by bumper1106

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