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68 50th · 04-22-2018, 02:23 PM

Thanks for the reply Mr_Rich,

I have it in my 2001 GMC 1500, 5.3 gas engine and I read GM introduced it in 1988 in some vehicles:
https://assets.cobaltnitra.com/teams...145efa6b30.pdf

That is why I wonder if it ever came in any 88-98 trucks.

04-22-2018, 02:23 PM	#3
68 50th Senior Member Join Date: Jul 2004 Location: Sweden Posts: 833	Re: Oil Life Monitor System Thanks for the reply Mr_Rich, I have it in my 2001 GMC 1500, 5.3 gas engine and I read GM introduced it in 1988 in some vehicles: https://assets.cobaltnitra.com/teams...145efa6b30.pdf That is why I wonder if it ever came in any 88-98 trucks. __________________ Mats.. ---------------------------------------------------- 1971 Cheyenne Super Custom Camper 475CBB/TH400/AC 1992 Silverado Sport Truck 1988 Silverado 2500 Ext Longbed 4x4 2001 GMC Sierra SLT 4x4 1990 Chevrolet K3500 1965 Pontiac Grand Prix 1980 Z 28 350/4-speed/AC/T-top 1980 Camaro Coupe V6/3-speed 1979 Buick Century Wagon