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1999 Chevrolet Suburban Repair Question


Topics covered: Black smoke, Smoke, Engine.
Mileage: 140,000 miles.

Asked on April 9, 2012

1999 chev suburban overheats

Mileage is in km
The vehicle was imported into Namibia by the namibian government.
all documentation states that it is a 1997 model, but according to the vin number (3GNGK16F7XG253498) I'm told it is a 1999 model????
I have recently had the the turbo replaced, black smoke out exhaust is much better, but vehicle overheats when towing or going uphill - basically, whenever vehicle is placed under strain.
PLEASE HELP!

Will make donation if answer helps. I promise.
Avatar Asked by djdreece

Answer

Replied on April 9, 2012

Black smoke indicates too rich of mixture-The transmission could be slipping have it checked out-let me know

Tiny Answered by rasmataz
68 questions asked
Replied on April 9, 2012

thnks for speedy reply, black smoke is fine since turbo replaced.
My major problem is the overheating. What should I be looking for?
It's as if the vehicle has more power on somedays and out of the blue it will feel sluggish?

Tiny Response from djdreece
1 question asked
Replied on April 9, 2012

Is the check engine light coming On? Also might want to check the exhaust for restriction and also the fuel pressure

Tiny Answered by rasmataz
68 questions asked

Replied on April 16, 2012

One thing I have not mentioned is that I have a diesel automatic model.
Engine light comes on sometimes...then goes off by itself.
I am having injectors replaced with marine grade injectors in the next 2 weeks.
Sometimes the car feels sluggish, and other times not. Basically, the hotter it gets, the more sluggish it becomes...
Is it time for a compression test?

Tiny Response from djdreece
1 question asked