Operation CHARM
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GMC Truck
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1987
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W Sprint/Caballero V6-262 4.3L
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Maintenance
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Tune-up and Engine Performance Checks
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Technical Service Bulletins
Tune-up and Engine Performance Checks: Technical Service Bulletins
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Customer Interest
Engine - Miss, Hesitation, or Roughness
Engine - Miss/Hesitation/Roughness (Pierced Components)
Engine, A/T - Shift/Driveability Concerns/MIL ON
By Symptom
Customer Interest
Engine - Miss, Hesitation, or Roughness
Engine - Miss/Hesitation/Roughness (Pierced Components)
Engine, A/T - Shift/Driveability Concerns/MIL ON
Driveability
Engine - Miss, Hesitation, or Roughness
Engine - Miss/Hesitation/Roughness (Pierced Components)
Engine, A/T - Shift/Driveability Concerns/MIL ON
Erratic Operation
Engine - Miss, Hesitation, or Roughness
Erratic Shifting
Engine, A/T - Shift/Driveability Concerns/MIL ON
All Technical Service Bulletins
Engine - Miss, Hesitation, or Roughness
Engine Controls - Idle Speed/Minumum Idle Air Rate Specs
Engine - Miss/Hesitation/Roughness (Pierced Components)
Engine, A/T - Shift/Driveability Concerns/MIL ON