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2001 Chevrolet Silverado 2500 HD 6.6L Hesitation
Posted to GM Driveability on 8/27/2019 6 Replies

vehicle exhibits a hesitation just off the bottom. pulls well once going. builds 20psi boost. NO codes, present or past. doing a stall test, takes about 4 or 5 seconds for the turbo to spool up and have any power. fuel pressures are good, injectors, maf, f...

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car Vehicle Data

2001 Chevrolet Silverado 2500 HD

VIN 1GCHK23191
Engine6.6 L / 8 cyl / DIESEL
Trans5-speed Automatic (Electronic)
DeliveryFuel Injection
EmissionsOBD-II Compliant
SymptomsHesitation
OccursAlways
Message Closed

car Vehicle Data

2001 Chevrolet Silverado 2500 HD

VIN 1GCHK23191
Engine6.6 L / 8 cyl / DIESEL
Trans5-speed Automatic (Electronic)
DeliveryFuel Injection
EmissionsOBD-II Compliant
SymptomsHesitation
OccursAlways