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Delphi CZ20001 DistributorOE Quality 60-Day Returns
Part #: CZ20001

Delphi CZ20001 Distributor

178 vehicles fit this part
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OE Direct Replacement — Bolt-on fit, no modifications needed
Fitment: Cadillac, Chevrolet, GMC, and Pontiac, Blazer, Brougham, C1500, C1500 Suburban, C2500, C2500 Suburban, C3500, Camaro, Commercial Chassis, Express 3500, Firebird, G10, G20, G30, K1500, K1500 Suburban, K2500, K2500 Suburban, K3500, P30, P3500, Savana 3500, Tahoe, and Yukon
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Delphi CZ20001 Distributor for GM HEI Ignition

The Delphi CZ20001 distributor is built for HEI ignition systems and direct replacement service on a wide range of Chevrolet and GMC trucks, vans, SUVs, and performance cars from the early 1990s. It includes the distributor cap and rotor, and it uses computer-controlled advance for precise ignition timing in supported applications.

  • HEI operation type for GM ignition system service
  • Computer-controlled advance type for electronic timing control
  • Distributor cap included in black finish
  • Ignition rotor included
  • 2-pin and 4-pin sealed connector interface with 8 HV terminals to plugs
  • Regular grade replacement part for everyday repair use
  • Delphi part number CZ20001

OE-Style Ignition Replacement

Delphi brings OE heritage and supplier experience to this distributor assembly, drawing on decades of original-equipment knowledge for aftermarket service parts. The CZ20001 is a practical choice for restoring ignition performance on applications such as the Chevrolet C1500, GMC K1500, Chevrolet Tahoe, and GMC Yukon, while also covering additional GM platforms listed in the fitment data. This part cross-references WAI DST1830 for the same application.

Common Problems This Distributor Can Address

  • Hard starting caused by worn distributor components
  • Misfire or rough idle from weak spark distribution
  • Timing instability in HEI-equipped GM engines
  • Intermittent ignition performance from aging cap and rotor parts
  • Driveability issues tied to degraded distributor electronics or terminals

Installation Notes and Tips

Verify connector style, engine management setup, and distributor indexing before installation. This distributor is not marine approved and does not include an ignition coil or coil wire. The package contains the distributor and instruction sheet only. Confirm fitment for your exact vehicle and engine configuration before service on models such as the Chevrolet C1500, GMC K1500, and Chevrolet Tahoe.

Quality Assurance

Delphi builds this replacement distributor using OE-focused engineering and manufacturing knowledge developed through long-term original-equipment supply experience. Part number CZ20001 is intended for direct-fit ignition service in the listed GM applications, with cap and rotor included for a more complete repair.

BrandDelphi
Part NumberCZ20001
Coil Wire IncludedNo
Operation TypeHei
Grade TypeRegular
Cap ColorBlack
Advance TypeComputer controlled
Marine ApprovedNo
Ignition Coil IncludedNo
Distributor Cap IncludedYes
Ignition Rotor IncludedYes
Interface Description2 pin and 4 pin sealed connectors, 8 hv terminals to plugs
Package ContentsDistributor, instruction sheet

This part fits 178 vehicles. Search below:

YearMakeModelSubmodelFuel TypePositionNotes
1997ChevroletP30GASN/A
1997GMCP3500GASN/A
1996ChevroletExpress 3500GASN/A
1996ChevroletG30SportvanGASN/A
1996ChevroletG30Hi-CubeGASN/A
1996ChevroletG30SportvanCNGN/A
1996ChevroletG30Hi-CubeCNGN/A
1996ChevroletP30GASN/A
1996GMCG3500VanduraGASN/A
1996GMCG3500Rally STXGASN/A
1996GMCG3500MagnavanGASN/A
1996GMCG3500VanduraCNGN/A
1996GMCG3500Rally STXCNGN/A
1996GMCG3500MagnavanCNGN/A
1996GMCP3500GASN/A
1996GMCSavana 3500GASN/A
1995ChevroletC1500GASN/A
1995ChevroletC1500 SuburbanGASN/A
1995ChevroletC2500GASN/A
1995ChevroletC2500 SuburbanGASN/A
1995ChevroletC3500GASN/A
1995ChevroletG10N/A
1995ChevroletG20SportvanGASN/A
1995ChevroletG20Chevy VanGASN/A
1995ChevroletG30SportvanGASN/A
1995ChevroletG30Hi-CubeGASN/A
1995ChevroletK1500GASN/A
1995ChevroletK1500 SuburbanGASN/A
1995ChevroletK2500GASN/A
1995ChevroletK2500 SuburbanGASN/A
1995ChevroletK3500GASN/A
1995ChevroletP30GASN/A
1995ChevroletTahoeGASN/A
1995GMCC1500GASN/A
1995GMCC1500 SuburbanGASN/A
1995GMCC2500GASN/A
1995GMCC2500 SuburbanGASN/A
1995GMCC3500GASN/A
1995GMCG1500VanduraN/A
1995GMCG1500Rally STXN/A
1995GMCG2500VanduraGASN/A
1995GMCG2500Rally STXGASN/A
1995GMCG3500VanduraGASN/A
1995GMCG3500Rally STXGASN/A
1995GMCG3500MagnavanGASN/A
1995GMCK1500Sierra SpecialGASN/A
1995GMCK1500Sierra SLTGASN/A
1995GMCK1500 SuburbanGASN/A
1995GMCK2500GASN/A
1995GMCK2500 SuburbanGASN/A
1995GMCK3500Sierra SLTGASN/A
1995GMCK3500Sierra SLEGASN/A
1995GMCP3500GASN/A
1995GMCYukonGASN/A
1994ChevroletBlazerGASN/A
1994ChevroletC1500GASN/A
1994ChevroletC1500 SuburbanN/A
1994ChevroletC2500GASN/A
1994ChevroletC2500 SuburbanGASN/A
1994ChevroletC3500GASN/A
1994ChevroletG10N/A
1994ChevroletG20SportvanGASN/A
1994ChevroletG20Chevy VanGASN/A
1994ChevroletG30SportvanGASN/A
1994ChevroletG30Hi-CubeGASN/A
1994ChevroletK1500GASN/A
1994ChevroletK1500 SuburbanN/A
1994ChevroletK2500GASN/A
1994ChevroletK2500 SuburbanGASN/A
1994ChevroletK3500GASN/A
1994ChevroletP30GASN/A
1994GMCC1500Sierra SpecialGASN/A
1994GMCC1500Sierra SLTGASN/A
1994GMCC1500 SuburbanN/A
1994GMCC2500GASN/A
1994GMCC2500 SuburbanGASN/A
1994GMCC3500Sierra SLTGASN/A
1994GMCC3500Sierra SLEGASN/A
1994GMCG1500VanduraN/A
1994GMCG1500Rally STXN/A
1994GMCG2500VanduraGASN/A
1994GMCG2500Rally STXGASN/A
1994GMCG3500VanduraGASN/A
1994GMCG3500Rally STXGASN/A
1994GMCG3500MagnavanGASN/A
1994GMCK1500Sierra SpecialGASN/A
1994GMCK1500Sierra SLTGASN/A
1994GMCK1500 SuburbanN/A
1994GMCK2500Sierra SLTGASN/A
1994GMCK2500Sierra SLEGASN/A
1994GMCK2500 SuburbanGASN/A
1994GMCK3500Sierra SLTGASN/A
1994GMCK3500Sierra SLEGASN/A
1994GMCP3500GASN/A
1994GMCYukonGASN/A
1993ChevroletBlazerN/A
1993ChevroletC1500WTGASN/A
1993ChevroletC1500 SuburbanN/A
1993ChevroletC2500GASN/A
1993ChevroletC2500 SuburbanN/A
1993ChevroletC3500GASN/A
1993ChevroletG10SportvanN/A
1993ChevroletG10Chevy VanN/A
1993ChevroletG20SportvanGASN/A
1993ChevroletG20Chevy VanGASN/A
1993ChevroletG30SportvanGASN/A
1993ChevroletG30Hi-CubeGASN/A
1993ChevroletK1500GASN/A
1993ChevroletK1500 SuburbanN/A
1993ChevroletK2500GASN/A
1993ChevroletK2500 SuburbanN/A
1993ChevroletK3500GASN/A
1993ChevroletP30GASN/A
1993GMCC1500GASN/A
1993GMCC1500 SuburbanN/A
1993GMCC2500GASN/A
1993GMCC2500 SuburbanN/A
1993GMCC3500GASN/A
1993GMCG1500Rally STXN/A
1993GMCG1500VanduraN/A
1993GMCG2500VanduraGASN/A
1993GMCG2500Rally STXGASN/A
1993GMCG3500VanduraGASN/A
1993GMCG3500Rally STXGASN/A
1993GMCG3500MagnavanGASN/A
1993GMCK1500Sierra SportGASN/A
1993GMCK1500Sierra SLXGASN/A
1993GMCK1500 SuburbanN/A
1993GMCK2500GASN/A
1993GMCK2500 SuburbanN/A
1993GMCK3500GASN/A
1993GMCP3500GASN/A
1993GMCYukonN/A
1992CadillacBroughamN/A
1992CadillacCommercial ChassisN/A
1992ChevroletBlazerN/A
1992ChevroletC1500WTGASN/A
1992ChevroletC1500 SuburbanN/A
1992ChevroletC2500GASN/A
1992ChevroletC2500 SuburbanN/A
1992ChevroletC3500GASN/A
1992ChevroletCamaroZ28 Heritage EditionN/A
1992ChevroletCamaroRS Heritage EditionN/A
1992ChevroletG10SportvanN/A
1992ChevroletG10Chevy VanN/A
1992ChevroletG20SportvanGASN/A
1992ChevroletG20Chevy VanGASN/A
1992ChevroletG30SportvanGASN/A
1992ChevroletG30Hi-CubeGASN/A
1992ChevroletK1500GASN/A
1992ChevroletK1500 SuburbanN/A
1992ChevroletK2500GASN/A
1992ChevroletK2500 SuburbanN/A
1992ChevroletK3500GASN/A
1992ChevroletP30GASN/A
1992GMCC1500GASN/A
1992GMCC1500 SuburbanN/A
1992GMCC2500GASN/A
1992GMCC2500 SuburbanN/A
1992GMCC3500GASN/A
1992GMCG1500Rally STXN/A
1992GMCG1500VanduraN/A
1992GMCG2500VanduraGASN/A
1992GMCG2500Rally STXGASN/A
1992GMCG3500VanduraGASN/A
1992GMCG3500Rally STXGASN/A
1992GMCG3500MagnavanGASN/A
1992GMCK1500GASN/A
1992GMCK1500 SuburbanN/A
1992GMCK2500GASN/A
1992GMCK2500 SuburbanN/A
1992GMCK3500GASN/A
1992GMCP3500GASN/A
1992GMCYukonN/A
1992PontiacFirebirdTrans AmN/A
1992PontiacFirebirdTrans Am GTAN/A
1992PontiacFirebirdFormulaN/A
1992PontiacFirebirdBaseN/A

* Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.

This part directly replaces or is cross-referenced with the following part numbers:

104580961103952301830481830690-903841830DA7DST1830GM04

Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.

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