November 22, 2019 Service bulletin

This Preliminary Information communication provides information to the technician on how to unlock radios...

Chevrolet technical service bulletin PIC4696E for 1997-2002 Chevrolet Malibu, 1995-1996, 2000-2002 Chevrolet Impala and 1995-2002 Chevrolet Tahoe and others.

Bulletin number: PIC4696E
Component: Equipment: electrical: anti-theft devices
Summary: This Preliminary Information communication provides information to the technician on how to unlock radios that are Delco TheftLock. Technician will use the radio to get the scrambled code. Technician will need to contact the radio unlock center to retrieve the unlock code from the scrambled code. The PI update to version D is to advise the unlock procedure is temporarily unavailable. E version update is to add administrative details.

Vehicles covered

Chevrolet Malibu 1997-2002 1997 1998 1999 2000 2001 2002
Chevrolet Impala 1995-1996, 2000-2002 1995 1996 2000 2001 2002
Chevrolet Tahoe 1995-2002 1995 1996 1997 1998 1999 2000 2001 2002
Chevrolet Suburban 1994-2002 1995 1996 1997 1998 1999 2000 2001 2002
Chevrolet Blazer 1994-2002 1995 1996 1997 1998 1999 2000 2001 2002
Chevrolet Trailblazer 2002 2002
Chevrolet S10 1997-2002 1997 1998 1999 2000 2001 2002
Pontiac Grand Am 1994-2002 1995 1996 1997 1998 1999 2000 2001 2002
Pontiac Grand Prix 1994-2002 1995 1996 1997 1998 1999 2000 2001 2002
Chevrolet Corvette 1994-2002 1995 1996 1997 1998 1999 2000 2001 2002
GMC Yukon 1995-2002 1995 1996 1997 1998 1999 2000 2001 2002
Chevrolet Cavalier 1994-2002 1995 1996 1997 1998 1999 2000 2001 2002
Chevrolet Silverado 2500 2000-2002 2000 2001 2002
Buick Lesabre 1994-2002 1995 1996 1997 1998 1999 2000 2001 2002
Buick Regal 1994-2002 1995 1996 1997 1998 1999 2000 2001 2002
Chevrolet Camaro 1994-2002 1995 1996 1997 1998 1999 2000 2001 2002
Chevrolet Lumina 1994-2002 1995 1996 1997 1998 1999 2000 2001 2002
GMC Jimmy 1994-2002 1995 1996 1997 1998 1999 2000 2001 2002
Chevrolet Astro 1994-2002 1995 1996 1997 1998 1999 2000 2001 2002
Cadillac Deville 1994-2002 1995 1996 1997 1998 1999 2000 2001 2002
GMC Envoy 1998-2002 1998 1999 2000 2001 2002
GMC Yukon XL 2000-2002 2000 2001 2002
Saturn Vue 2002 2002
Chevrolet Venture 1997-2002 1997 1998 1999 2000 2001 2002
Saturn SL 1996-2002 1996 1997 1998 1999 2000 2001 2002
Chevrolet Monte Carlo 1995-2002 1995 1996 1997 1998 1999 2000 2001 2002
Oldsmobile Alero 1999-2002 1999 2000 2001 2002
Pontiac Bonneville 1994-2002 1995 1996 1997 1998 1999 2000 2001 2002
GMC Suburban 1994-2001 1994 1995 1996 1997 1998 1999 2000 2001
Cadillac Escalade 1999-2000, 2002 1999 2000 2002
Buick Century 1994-2002 1995 1996 1997 1998 1999 2000 2001 2002
GMC Sonoma 1995-2002 1995 1996 1997 1998 1999 2000 2001 2002
Oldsmobile Cutlass 1994-1999 1994 1995 1996 1997 1998 1999
Buick Park Avenue 1994-2002 1995 1996 1997 1998 1999 2000 2001 2002
Buick Rendezvous 2002 2002
Pontiac Sunfire 1995-2002 1995 1996 1997 1998 1999 2000 2001 2002
Oldsmobile Intrigue 1998-2002 1998 1999 2000 2001 2002
GMC Safari 1994-2002 1995 1996 1997 1998 1999 2000 2001 2002
Chevrolet Silverado 3500 1998, 2000-2001 1998 2000 2001
Pontiac Montana 1999-2002 1999 2000 2001 2002

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