I will be replacing my 6.0L on my 2001 Silverado 2500HD 4x4 someday. If I buy a crate engine, will the 5.3L or the 5.7L Vortec be direct replacements? What else would I have to do? What about the ECM?

Evan Jenson

• 122 Answers
• Posted on Nov 05, 2008

SOURCE: replacing starter 02 silverado 6.6

1. Remove or disconnect the following:
   • Negative battery cables
   • Right front wheel and fender splash shield, on 6.6L engines
   • Turbocharger exhaust pipe, on 6.6L engines
   • Mounting bolts/nuts and shim, if used
   • Starter
   • Wires
   • Heat shield and bracket Exploded view of the starter motor-6.5L engine shown

1. Install or connect the following:
   • Heat shield and bracket. Torque the bolts to 13 ft lbs. (17 Nm).
   • Wires.Torque battery wire nut to 89 inch lbs. (10 Nm), and ignition nut to 18inch lbs. (2 Nm) on 6.5L engines. On 6.6L engines, tighten the solenoidnut to 30 inch lbs. (3.4 Nm) and the positive battery cable nut to 80inch lbs. (9 Nm).
   • Starter
   • Mounting bolts/nuts and shim,if used. Torque the bolts to 33 ft lbs. (45 Nm) and the nut to 75 inchlbs. (8.5 Nm) for 6.5L engines. For 6.6L engines tighten the starterbolts to 58 ft. lbs. (78 Nm).
   • Turbocharger exhaust pipe, on 6.6L engines
   • Right front fender splash shield and wheel, on 6.6L engines
   • Negative battery cables

SOURCE: locate the oil sending unit on a 2003 6.0 2500HD silverado

You will find it down by the oil filter.

SOURCE: 2001 chevy sylverado 2500hd power steering and power brakes quit

check power steering fluid. first. if all good . power steering is going. your hydro boost brake system depends on the power steering pump if it goes out your brake go out.

Rick Amick

• 73 Answers
• Posted on Mar 30, 2009

SOURCE: 2005 Chevrolet Silverado 2500HD 4x4 Oil Change Reset

Not positive 05 is the same but on my 02 you turn the key to the on position and pump the gas pedal 4 times.

SOURCE: replacing pcv valve

driver side valve cover in the back of the cover. if it even has one, sometimes the cover has been replaced with a later style that uses a baffle instead of a pcv