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I am a diesel technician and black smoke usually means too much fuel. Check injectors and check turbo for oil leak inside.
Agreed I'd like to add i have had exhaust restriction's cause black smoke on these models as well. I am also a certified Isuzu technician and work on them everyday.
Powerstroke57
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∙ 12y ago
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What is Isuzu NPR?
Isuzu NPR is a truck. It takes diesel fuel and is a low cab forward truck.
What is the oil capacity of an Isuzu NPR 4.3 liter 1998 diesel?
98 Isuzu npr oil capacity
2007 Isuzu NPR oil capacities- Diesel?
12
How many Quarts of Oil in 2007 Isuzu DIESEL NPR?
20
How do you start Isuzu diesel truck after running empty?
I have 2001 Isuzu NPR diesel, I ran empty diesel. Please tell me how I start the engine back? Thanks
What is the horsepower of Isuzu NPR diesel engine?
168 bhp 5800 rpm
How many Quarts of Oil in 1996 Isuzu NPR Diesel Need?
9 quarts
What is a Isuzu NPR?
The Isuzu NPR is a light duty commercial truck. It is available with a 4 cylinder turbo diesel engine or an 8 cylinder gasoline engine depending on year of the vehicle.
What is the difference between Isuzu npr and isuzu npr-hd?
Isuzu NPR is bigger then Isuzu NKR, they are more expensive.
What cause excessive black smoke and no power on Isuzu npr truck 2001?
most likely the turbo charger (check air filter for blockage.
1996 Isuzu NPR oil capacities- Diesel?
If it is a 4bd2 3.9 Liter, 12 quarts
Transmission 1997 Isuzu npr?
A 1997 NPR Gasoline uses an automatic 4 speed 4L80E General Motors Transmission. A 1997 NPR Diesel uses a automatic 4 speed JATCO transmission A 1997 NPR Diesel uses a manual transmission MXA5D
