GMC Truck›W-Series MD Tilt Chassis›2001›Overview/gmc-truck/w-series-md-tilt-chassis/2001/base/

2001 GMC Truck W-Series MD Tilt Chassis

Factory specifications, fluid capacities, torque values, EPA fuel economy and the federal safety record for the 2001 W-Series MD Tilt Chassis.

Service quick specs OEM factory data

Capacities, torques and tune-up values from the factory service manual.

Torque the oil drain plug to 18.0 ft-lbs. Note the cylinder-head bolts finish on a torque angle (torque-to-yield) — they stretch permanently and should be replaced, not reused, during any head service.

Engine torques

Crankshaft Pulley and/or Damper Bolts74 ft-lbs
Engine Oil Pan Drain Plug18.0 ft-lbs

Service checks

Engine Compression100 Minimum psi
Engine Compression215 Nominal psi
Engine Compression100 Minimum psi
Engine Compression100 Minimum psi

Multi-step torque procedures OEM · verified

Cylinder Head — tightening sequence 2 stages
122 ft. lbs.22 ft. lbs
2long bolts75 degrees

Common OBD-II trouble codes

The most common OBD-II codes for this vehicle's emissions system. These are standardized SAE J2012 definitions, not vehicle-specific fault reports.

P0420
Catalyst system efficiency below threshold — Bank 1
P0300
Random / multiple cylinder misfire detected
P0171
System too lean — Bank 1
P0455
Evaporative emission system leak detected — large leak
P0128
Coolant thermostat below regulating temperature
P0442
Evaporative emission system leak detected — small leak

VIN tools

Decode factory build data for a specific vehicle by VIN.

VIN
Decode a VIN to confirm the transmission and build data for a specific W-Series MD Tilt Chassis. OEM
Build data
Plant, GVWR class, engine and body data for any 17-character VIN.
Recalls
Check open recall campaigns against a specific vehicle by VIN.

Reference guides

Cross-vehicle references for the kinds of data on this page.

OBD-II trouble codesTorque specifications