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GMC
Sierra
Drivetrain
Transmission
Symptoms
HARD SHIFT
2008 Gmc Sierra Kind Would Cause Automatic Truck Lower Power First
2008 GMC SIERRA
128,000 MILES
KTALLBULL
MEMBER
2 POSTS
What kind of problem would cause automatic truck to have lower power when first driving off, then shift very hard when shifting gears?
Feb 12, 2013 at 10:10 AM
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DOCFIXIT
✓
Experienced Mechanic
18,828 POSTS
Check engine light on? have checked fluid?
Feb 12, 2013 at 11:19 AM
KTALLBULL
MEMBER
2 POSTS
Yes, check engine light came on them problem started. Did not check fluids.
Feb 12, 2013 at 1:54 PM
DOCFIXIT
✓
Experienced Mechanic
18,828 POSTS
have codes read at parts store post willl advise
Feb 13, 2013 at 1:10 PM
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