check the fuses.there are 2 fuses that can stop engine from starting
Parts of it are
You can do it with a scanner. Usually when the security light is flashing it means there is a problem with the passlock system. Dealer item and about $500.00-$700.00 to replace parts & reprogram.
I would start my search for commercial truck parts at wholesale with www.FindItParts.com. If that doesnt work then try www.tradekey.com.
Maybe a few parts. Most parts will not fit.
call your local parts store! they may just accidently know. and could possibly hook you up with one
Advance Auto Parts, Autozone, or Napa Auto Parts; carry the Haynes manual.
Most all parts stores sell them,
the light tells you the engine has a problem turning off the light doesnt turn off the problem but vice versa a machanic can plug ina computer under you stering wheel which will tell them the problem for about $100 when they find the problem labour is deducted from the price but not parts
Contact LMC truck.com and order the catalog for your 89 suburban , they have detailed info on where and how to find info for your vehicle plus hard to find parts
I had mine rebuilt for around $1,700 using non OEM parts.
Check for worn suspension parts i.e. ball joint tie rod end. Could be a bad steering rack
A 2009 Chevrolet Suburban will take approximately 5 quarts of oil. The oil can be purchased at any auto parts store such as Advance Auto.