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Engine has 300,000 miles. Changing timing chain. Do you have
Engine has 300,000 miles. Changing timing chain. Do you have to drop oil pan. If I have to drop pan can I pull pan out with engine mounts in place. If I have to drop pan will change oil pump. … read more
MastertechRob
MastertechRob
Master level lead technician
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89 gmc S15 4.3. engine not running. I need to set the
89 gmc S15 4.3. engine not running. I need to set the timing. I can see the timing mark on flywheel on the right side of engine, but no bracket with corresponding marks.… read more
Randall C
Randall C
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Vocational, Technical or Trade Scho
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It happens to be a 1989 gmc s15 4.3 when going down to ilde
it happens to be a 1989 gmc s15 4.3 when going down to ilde engine wants to stall … read more
Roy
Roy
shop foreman
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MODERATORS A DUPLICATE QUESTION !!!!!! I've got a 2001 GMC
MODERATORS THIS IS NOT A DUPLICATE QUESTION !!!!!! I've got a 2001 GMC Sonoma that needs a new starter. Ive got the starter loose but the wiring will not allow it to drop down so they can be removed. … read more
Don - Mo Lurch
Don - Mo Lurch
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I turn the key and nothing, no wheel lock and is in neutral,
yes i charged the battery and not a click or anything im thinking its the mod in the dist … read more
Dan
Dan
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I have a 1993 GMC Jimmy that only has 80,000 miles on it.
I have a 1993 GMC Jimmy that only has 80,000 miles on it. For the past 20 years it was literally driven by an elderly lady who only drove it to the store. My problem is this - it won't pass smog (in I… read more
kalamykid
kalamykid
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2001 GMC Sierra 4.3 v6 loud knocking. driven time with knock
2001 GMC Sierra 4.3 v6 loud knocking. driven for long time with knock by owner. adding oil often. Currently Has 3 or 4 quarts too many. Where should i start? Start from the top? Drop the oil pan and l… read more
Jerry
Jerry
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I need to replace the thermostat on a 2008 GMC Envoy XLT,
I need to replace the thermostat on a 2008 GMC Envoy XLT, but the power steering pump is in the way of removing the lower bolts. How do I get to the bolt without ruining my power steering?… read more
JFN1
JFN1
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GMC Yukon Denali: I have a 2006 GMC Denali that won't start.
I have a 2006 GMC Denali that won't start. We replaced the starter and it started one time and then would not start again. We had the guy at Autozone hook up his little machine and initially it said t… read more
Gary
Gary
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GM: big bob iam del having trouble pullin the starterout
hi big bob iam del having trouble pullin the starterout of the housing on a 95 gmc sonoma 6cly autmatic 2wd it seem to be hittin on the A frame when i try to slide it forward out of the trann… read more
K. Wiggins
K. Wiggins
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GMC s 15: 89 gmc p/u with 4.3 liter fuel system problems. replaced
89 gmc p/u with 4.3 liter fuel system problems. replaced fuel pump, rebuilt fuel pressure reg. replaced fuel pump relay. injectors not putting out fuel. truck will start when fuel is dripped in thrott… read more
Gary
Gary
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GMC Sonoma 4x2: p0174 Intermittent, p0306 Confirmed, p0300
p0174 Intermittent, p0306 Confirmed, p0300 History, on 98 GMC Sonoma 4.3 Engine. There were spark plugs, wires, and distributor cap replaced on this recently and problem started after that. I bet the … read more
Dave Nova
Dave Nova
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How can i get the catalytic converter bolts off my 85 gmc
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2001 chev silverado is not starting. when I turn the key,
2001 chev silverado is not starting. when I turn the key, one 'click' is heard, but not multiple like when the battery is dead. When it was dropped down off the tow truck, it started without hesitatio… read more
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Dave Nova
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GMC S15: I have an 89 GMC S15 2WD 4.3 V6. Replaced fuel pump
I have an 89 GMC S15 2WD 4.3 V6. Replaced fuel pump and oil pressure sending unit and oil pan and temperature sensor. truck ran briefly and died. got fire. Not getting fuel. Cant hear fuel pump runnin… read more
Pete
Pete
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GMC Denali: I have a oil leak that is dripping off the inside
I have a oil leak that is dripping off the inside starter motor bolt. Is there a sensor behind the starter on the block that could be leaking… read more
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Dave Nova
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On a 1990 GMC K1500 5.7L, keeps blowing the ECM/ign fuse while
On a 1990 GMC K1500 5.7L, keeps blowing the ECM/ign fuse while driving. It will idle all day long and rev up, but once on the road it blows the 10A fuse and it will be dead rolling.… read more
Amedee
Amedee
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gmc S15 Jimmy: I have a 93 gmc jimmy s15 4.3 v6 4wd. about
I have a 93 gmc jimmy s15 4.3 v6 4wd. about a month ago i discovered i had a bad battery and starter. i replaced both with in a week of eachother. about a week later the fuel pump went out. The fuel p… read more
JHoop
JHoop
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High School or GED
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Meet the Experts:

Gm Tech (Cam)

Gm Tech (Cam)

GMC Mechanic

1,912 satisfied customers

GM Grand Master Technician 2007. 14 year experience.

Gary

Gary

ASE Certified Technician

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Dave Nova

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ASE Master Certification. GM World Class Certification

Chris (aka-Moose)

Chris (aka-Moose)

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JFN1

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Don - Mo Lurch

Don - Mo Lurch

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GM, GMC, Chevrolet Cert., Heavy Line Mech, Race Shop Owner, Mobile Electronics

Mike S.

Mike S.

ASE Certified Technician

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GMC N.A.I.S.E. Certified Auto-Mechanic

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