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Rear Main Seal Failure
9
11K
 by katbuhler
I
Engine "flutters"
0
715
 by It'sGabe!
Blues_man911
check engine light keeps coming on
2
1K
 by Doyle Wilson
Blues_man911
P0172 and P0175 ses codes
0
2K
 by Blues_man911
1
DIC showing various trouble issues
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1K
 by 14TerrainOwner
D
2019 terrain lugging
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4
 by Dan L.
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Weird start...smoke screen
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753
 by Niteshade17
B
2015 LFX questions
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1K
 by Brycesgarage
2
2017 terrain towing capacity
2
2K
 by hyson
H
2011 gmc terrain 2.4L engine running rough
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2K
 by Homerjr91
D
2018 start/stop engine feature disabled?
5
25K
 by Toyotiac
B
Oil consumption issue
1
3K
 by DPK
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AC
0
3K
 by Guest
H
AWD system problem
0
1K
 by hardware
D
Electrical Gremlin
4
2K
 by Tankmalone
T
P0301
0
1K
 by Tankmalone
R
2015 Terrain, odd engine howl?
1
1K
 by DPK
D
No start after throttle body cleaning!
1
2K
 by DPK
C
Anybody else had to replace a low mileage Transmission?
1
2K
 by Aloha_guy
P
Terrain 2015 - Shifter stuck in P
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2K
 by PitBrosi
4
2010 GMC Terrain
1
2K
 by DPK
K
2010 GMC Terrain 3.0L DTC P0017
7
15K
 by nancyng
V
Synthetic or conventional oil
7
11K
 by probak118
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Flushing engine coolant
1
4K
 by DPK
T
Help replacing the starter motor
2
9K
 by tk3000
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Day/Night Function
4
2K
 by DPK
DPK
Check engine light
1
4K
 by DPK
N
Fried BCM?
4
3K
 by DPK
T
Whats better for the Terrain: Synthetic or Conventional?
13
27K
 by DPK
DPK
HVAC vent system fault
1
2K
 by DPK
DPK
Infotainment System black-out
2
2K
 by DPK
C
What kind of gas do you use in your Terrain? Premium or Regular?
6
47K
 by DPK
V
What brand of oil would you use for your Terrain?
7
45K
 by DPK
M
Engine Noise
5
24K
 by DPK
V
Do you use any oil additives like oil stabilizers?
5
5K
 by DPK
GMC Terrain Engine and Technical Discussion
Discussion of the GMC Terrain Engine and Powertrain.
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