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  2. GMC Trucks
  3. 1991
  4. Syclone 4WD
  5. Fuel and exhaust

1991 GMC Trucks Syclone 4WD fuel and exhaust parts catalog

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Nut, ecm module and wiring harness (lb4/4.3z, l35/4.3w)

  • OEM part number: 11504614
  • Hexagon with conical washer, m5x0.8, 5.3thk, 19 outside diameter, 9, por, gm510m

$3.15—6.06

Available in 38 shops

Add to cart

Bolt, ecm module and wiring harness (lb4/4.3z, l35/4.3w)

  • OEM part number: 11508256
  • Hex flanged head, self-tappet, m4.2x1.4x13, 11.6thd, 8.5 outside diameter, gm6010m, por

$0.45—0.51

Available in 38 shops

Add to cart

Module, ecm module and wiring harness (ll2/2.8r)

  • OEM part number: 88999152
  • Quantity in car: 1
  • Usage: S1 (LL2)

$89.73—180.88

Available in 38 shops

Add to cart

Eprom, ecm module and wiring harness (ll2/2.8r)

  • OEM part number: 16171758
  • Quantity in car: 1
  • Engine control module (code 0439aznw, 3938assc)
  • Usage: S1 (LL2, GT5), S1 (03-53) (LL2, H04), S1 (03-53) (LL2, H04)

$57.99

Available in 1 shop

Add to cart

Eprom, ecm module and wiring harness (ll2/2.8r)

  • OEM part number: 16051459
  • Quantity in car: 1
  • Engine control module (code 16051460) (calpak)
  • Usage: S1 (03-53) (LL2, GT4, GU6), S1 (03-53) (LL2, H04), S1 (LL2), S1 (LL2, GT4, GU6, GT5), S1 (LL2, GT4, GU6, H04)

$206.51—222.21

Available in 2 shops

Add to cart

Eprom, ecm module and wiring harness (ll2/2.8r)

  • OEM part number: 16171720
  • Quantity in car: 1
  • Engine control module (code 0435aznu, 3934assb, azuu)
  • Usage: S1 (LL2, GT4, GU6)

$106.35

Available in 1 shop

Add to cart

Eprom, ecm module and wiring harness (ll2/2.8r)

  • OEM part number: 16171758
  • Quantity in car: 1
  • Engine control module (code 0439aznw)
  • Usage: S1 (LL2, H04)

$57.99

Available in 1 shop

Add to cart

Eprom, ecm module and wiring harness (ll2/2.8r)

  • OEM part number: 16171720
  • Quantity in car: 1
  • Engine control module (code 0435aznu, 3934assb)
  • Usage: S1 (LL2, GT4, GU6), S1 (03-53) (LL2, GT4, GU6)

$106.35

Available in 1 shop

Add to cart

Retainer, ecm module and wiring harness (ll2/2.8r)

  • OEM part number: 15679687
  • Quantity in car: 1
  • Engine control module
  • Usage: S1 (EXC ZR9, Z79)

$0.64

Available in 1 shop

Add to cart

Screw, ecm module and wiring harness (ll2/2.8r)

  • OEM part number: 11508917
  • Quantity in car: 2

$0.36—0.45

Available in 2 shops

Add to cart

Connector, ecm module and wiring harness (ll2/2.8r)

  • OEM part number: 12045575
  • Quantity in car: 1
  • Inline-to engine harness, engine control module harness (black) (32-way f) (without terminal lock)
  • Usage: S1 (LN8, L38, LL2)

$?

Add to cart

Connector, ecm module and wiring harness (ll2/2.8r)

  • OEM part number: 12125772
  • Quantity in car: 1
  • Inline-to engine harness, engine control module harness (24-way f) (without leads) (with secondary locks))
  • Usage: S1

$0.38—5.46

Available in 2 shops

Add to cart

Connector, ecm module and wiring harness (ll2/2.8r)

  • OEM part number: 08900320
  • Inline-to instrument panel harness (11-way m)
  • Usage: S1

$?

Add to cart

Connector, ecm module and wiring harness (ll2/2.8r)

  • OEM part number: 12085536
  • Quantity in car: 1
  • Inline-to instrument panel harness (black) (4-way male) (with leads) (without tpa)
  • Usage: S1

$27.23—53.67

Available in 38 shops

Add to cart

Connector, ecm module and wiring harness (ll2/2.8r)

  • OEM part number: 12101823
  • Quantity in car: 1
  • Inline-to instrument panel harness (gray) (10-way male metri-pack 150) (with leads)
  • Usage: S1 (L38, LL2, LB4)

$46.29—55.17

Available in 38 shops

Add to cart

Connector, ecm module and wiring harness (ll2/2.8r)

  • OEM part number: 12101825
  • Quantity in car: 1
  • Usage: S1 (MD8, M30, D55)

$0.44—17.48

Available in 2 shops

Add to cart

Connector, ecm module and wiring harness (ll2/2.8r)

  • OEM part number: 12101850
  • Quantity in car: 1
  • Usage: S1 (03-53) (LL2), S1 (03-53) (MD8, K34, UD4)

$8.32—9.32

Available in 38 shops

Add to cart

Connector, ecm module and wiring harness (ll2/2.8r)

  • OEM part number: 12101876
  • Quantity in car: 1
  • Usage: S1 (03-53) (UP7, UP8)

$26.32—31.69

Available in 38 shops

Add to cart

Connector, ecm module and wiring harness (ll2/2.8r)

  • OEM part number: 12101893
  • Quantity in car: 1
  • Inline-to instrument panel harness (black) (1-way male) (with leads)
  • Usage: S1 (EXC AU3, A31, D48)

$8.05—8.66

Available in 2 shops

Add to cart

Connector, ecm module and wiring harness (ll2/2.8r)

  • OEM part number: 12101903
  • Quantity in car: 1
  • Inline-to instrument panel harness (natural) (2-way f) (with leads)
  • Usage: S106 (03) (D48) (EXC AU3, A31, WX7)

$14.61—17.75

Available in 38 shops

Add to cart

Connector, ecm module and wiring harness (ll2/2.8r)

  • OEM part number: 12117353
  • Quantity in car: 2
  • Usage: S1 (C42)

$9.44—18.58

Available in 38 shops

Add to cart

Connector, ecm module and wiring harness (ll2/2.8r)

  • OEM part number: 12102636
  • Quantity in car: 1
  • Inline-to instrument panel harness (natural) (4-way) (with leads)
  • Usage: S1 (ANL, Z49) (EXPORT)

$21.15—22.85

Available in 38 shops

Add to cart

Connector, ecm module and wiring harness (ll2/2.8r)

  • OEM part number: 88862269
  • Usage: S106 (03) (LL2), S106 (53) (LL2), S108 (03) (LL2)

$20.60—38.79

Available in 38 shops

Add to cart

Connector, ecm module and wiring harness (ll2/2.8r)

  • OEM part number: 13583033
  • Quantity in car: 1
  • Usage: S1 (MD8, M30, D55)

$16.75—18.85

Available in 2 shops

Add to cart

Retainer, ecm module and wiring harness (ll2/2.8r)

  • OEM part number: 15568600
  • Quantity in car: 1
  • Engine control module wiring harness
  • Usage: S1

$0.80

Available in 1 shop

Add to cart

Connector, ecm module and wiring harness (ll2/2.8r)

  • OEM part number: 12102621
  • Quantity in car: 1
  • Sensor-knock (gray) (1-way male) (with leads)
  • Usage: ST1

$11.56—12.97

Available in 38 shops

Add to cart

Module, ecm module and wiring harness (ll2/2.8r)

  • OEM part number: 16126761
  • Quantity in car: 1
  • Knock sensor
  • Usage: S1 (03-53) (LL2, CTF)

$79.76—80.78

Available in 2 shops

Add to cart

Bolt, ecm module and wiring harness (ll2/2.8r)

  • OEM part number: 15528731
  • Quantity in car: 2
  • Knock sensor module (hexagon, 4 13/64 x 25/32 x 20)
  • Usage: ST1

$4.43—8.52

Available in 38 shops

Add to cart

Bracket, ecm module and wiring harness (ll2/2.8r)

  • OEM part number: 14074372
  • Quantity in car: 1
  • Engine control module wiring harness
  • Usage: S1 (03-53) (LL2, ML3)

$0.53

Available in 1 shop

Add to cart

Strap, ecm module and wiring harness (ll2/2.8r)

$0.75—0.80

Available in 2 shops

Add to cart

Plug, ecm module and wiring harness (ll2/2.8r)

  • OEM part number: 10017198
  • Quantity in car: 1
  • Hexagon 18x1.5mm steel

$0.73—3.34

Available in 38 shops

Add to cart

Bolt, ecm module and wiring harness (ll2/2.8r)

  • OEM part number: 12337892
  • Quantity in car: 2
  • Engine control module bracket (with clip, unit-nut & stud) (m5x.8x16 thread) (special)
  • Usage: S1 (EXC ZR9, Z79)

$1.24—2.38

Available in 38 shops

Add to cart

Bolt, ecm module and wiring harness (ll2/2.8r)

  • OEM part number: 12337892
  • Quantity in car: 4
  • Engine control module bracket (m5x.8x16 thread) (special)
  • Usage: S1

$1.24—2.38

Available in 38 shops

Add to cart

Bolt, ecm module and wiring harness (ll2/2.8r)

  • OEM part number: 11589015
  • Quantity in car: 1

$0.43—2.83

Available in 3 shops

Add to cart

Bracket, ecm module and wiring harness (ll2/2.8r)

  • OEM part number: 15568345
  • Quantity in car: 1
  • Vehicle speed sensor
  • Usage: S1, S1

$3.39

Available in 1 shop

Add to cart

Nut, ecm module and wiring harness (ll2/2.8r)

  • OEM part number: 11504614
  • Quantity in car: 2
  • Hexagon with conical washer, m5x0.8, 5.3thk, 19 outside diameter, 9, por, gm510m

$3.15—6.06

Available in 38 shops

Add to cart

Bolt, ecm module and wiring harness (ll2/2.8r)

  • OEM part number: 11508256
  • Quantity in car: 1
  • Hex flanged head, self-tappet, m4.2x1.4x13, 11.6thd, 8.5 outside diameter, gm6010m, por

$0.45—0.51

Available in 38 shops

Add to cart

Canister, vapor canister and related parts

  • OEM part number: 17090040
  • Quantity in car: 1
  • Evaporative emission (code long wave)
  • Usage: ST1, ST1 (LB4, LL2, L38), ST1 (LN8, L38, LL2, LB4)

$45.15

Available in 1 shop

Add to cart

Canister, vapor canister and related parts

  • OEM part number: 17113150
  • Quantity in car: 1
  • Evaporative emission (includes valve)
  • Usage: ST1 (L35)

$83.80—87.54

Available in 2 shops

Add to cart

Hose, vapor canister and related parts

$?

Add to cart

Strap, vapor canister and related parts

$0.75—0.80

Available in 2 shops

Add to cart

Hose, vapor canister and related parts

  • OEM part number: 15590203
  • Quantity in car: 1
  • Evaporative emission front
  • Usage: ST1

$0.80

Available in 1 shop

Add to cart

Bolt, vapor canister and related parts

  • OEM part number: 11570082
  • Hex flanged head, m8x1.25x22, 19 thread, 18 outside diameter, 10.9, gmw3359

$0.77—1.20

Available in 38 shops

Add to cart

Bracket, vapor canister and related parts

  • OEM part number: 14060403
  • Quantity in car: 1
  • Usage: ST1

$?

Add to cart

Nut, vapor canister and related parts

  • OEM part number: 11516149
  • Quantity in car: 1
  • Evaporative emission canister retain (unit m8x1.25 17x25, 1, 3) (pn)
  • Usage: ST1

$1.23—2.73

Available in 3 shops

Add to cart

Harness, vapor canister and related parts

  • OEM part number: 10118743
  • Quantity in car: 1
  • Evaporative emission canister
  • Usage: ST1 (L35)

$?

Add to cart

Harness, vapor canister and related parts

  • OEM part number: 10118760
  • Quantity in car: 1
  • Evaporative emission canister
  • Usage: ST1 (LB4) (EXC ZR9), ST1 (LB4) (EXC Z79)

$?

Add to cart

Pipe, vapor canister and related parts

  • OEM part number: 10045301
  • Quantity in car: 1
  • Evaporative emission canister purge
  • Usage: S1 (L38, LN8)

$0.84

Available in 1 shop

Add to cart

Hose, vapor canister and related parts

  • OEM part number: 10044208
  • Quantity in car: 1
  • Usage: S1 (03-53) (LN8, L38)

$?

Add to cart

Hose, vapor canister and related parts

$?

Add to cart

Seal, exhaust system

  • OEM part number: 15547998
  • Quantity in car: 2
  • Usage: S1 (03-53) (LL2)

$14.86—15.99

Available in 2 shops

Add to cart

Screw, exhaust system

$0.73—1.95

Available in 38 shops

Add to cart

Shield, exhaust system

  • OEM part number: 15627431
  • Quantity in car: 1
  • Exhaust manifold pipe heat
  • Usage: S1 (03-53) (LB4)

$?

Add to cart

Spring, exhaust system

  • OEM part number: 25501711
  • Quantity in car: 4
  • Usage: S1 (03-53) (LL2)

$3.58—7.19

Available in 38 shops

Add to cart

Bolt, exhaust system

  • OEM part number: 15547999
  • Quantity in car: 4
  • Exhaust manifold pipe adapter (m10x1.5x72, 20 thread) (flange head)
  • Usage: S1 (03-53) (LL2)

$5.39—5.80

Available in 2 shops

Add to cart

Bolt, exhaust system

  • OEM part number: 11508534
  • Hex flanged head, m8x1.25x16, 16.8 outside diameter, machine point, 6171m, por

$0.67—4.06

Available in 38 shops

Add to cart

Shield, exhaust system

  • OEM part number: 15653457
  • Quantity in car: 1
  • Catalytic converter heat
  • Usage: S1 (LN8, L38)

$?

Add to cart

Shield, exhaust system

  • OEM part number: 15994477
  • Quantity in car: 1
  • Catalytic converter heat
  • Usage: S1 (03-53) (LB4, LL2) (EXC NM8)

$0.79

Available in 1 shop

Add to cart

Bracket, exhaust system

  • OEM part number: 14049590
  • Quantity in car: 1
  • Usage: S1 (03-53) (LN8, L38)

$?

Add to cart

Bolt, exhaust system

  • OEM part number: 11508202
  • Hex flanged head m10x1.5x20 9.8 pzor

$0.74—0.79

Available in 2 shops

Add to cart

Nut, exhaust system

  • OEM part number: 12337995
  • Hexagon, m8x1.25x7.8, 15 outside diameter, gm 510m steel, piece

$1.31—2.50

Available in 38 shops

Add to cart

Washer, exhaust system

  • OEM part number: 15531203
  • Flat head, m9, 18 outside diameter, 2.3thk, steel, zinc coated (exhaust pipe hanger)

$0.46—0.78

Available in 38 shops

Add to cart

Nut, exhaust system

  • OEM part number: 11509415
  • Hexagon, m10x1.5x10 (9) plate steel

$?

Add to cart

Washer, exhaust system

  • OEM part number: 15614758
  • Special flat, m10x22x3.1 11id, 21.8od, 2.9thk, with 4 flat sae 1060hrc 42, do

$1.21—1.36

Available in 2 shops

Add to cart

Bolt, exhaust system

$2.40—6.67

Available in 38 shops

Add to cart

Bracket, exhaust system

  • OEM part number: 14049670
  • Quantity in car: 1
  • Exhaust pipe hanger
  • Usage: S1 (03-53) (LN8)

$?

Add to cart

Bracket, exhaust system

  • OEM part number: 15557194
  • Quantity in car: 1
  • Exhaust pipe hanger
  • Usage: S106 (53) (LB4, LL2), S108 (03) (LB4, LL2)

$?

Add to cart

Bolt, exhaust system

$0.79—0.84

Available in 2 shops

Add to cart

Hanger, exhaust system

  • OEM part number: 14049660
  • Quantity in car: 1
  • Exhaust manifold pipe
  • Usage: S1

$?

Add to cart

Pipe, exhaust system

  • OEM part number: 14062992
  • Quantity in car: 1
  • Muffler inlet (may need to trim 20mm from outlet end of this pipe to assemble exhaust system) (941.5mm long)
  • Usage: S106 (53) (LN8, L38)

$9.49

Available in 1 shop

Add to cart

Pipe, exhaust system

  • OEM part number: 14069527
  • Quantity in car: 1
  • Muffler inlet
  • Usage: S106 (03) (LN8, L38)

$1.78

Available in 1 shop

Add to cart

Pipe, exhaust system

  • OEM part number: 14069533
  • Quantity in car: 1
  • Muffler inlet
  • Usage: S108 (03) (LN8, L38)

$?

Add to cart

Pipe, exhaust system

  • OEM part number: 15577579
  • Quantity in car: 1
  • Muffler inlet
  • Usage: S108 (03) (LL2, LB4)

$?

Add to cart

Pipe, exhaust system

  • OEM part number: 15577585
  • Quantity in car: 1
  • Muffler inlet
  • Usage: S106 (03) (LL2, LB4)

$?

Add to cart

Pipe, exhaust system

  • OEM part number: 15577652
  • Quantity in car: 1
  • Muffler inlet
  • Usage: S1 (53) (LL2, LB4)

$?

Add to cart

Bolt, exhaust system

  • OEM part number: 11515770
  • Hex flanged head, reduction body, m10x1.5x50, thread 22.3, 9.8, 7114, pzor

$1.65—3.43

Available in 38 shops

Add to cart

Converter, exhaust system

  • OEM part number: 25104271
  • Quantity in car: 1
  • Three way catalytic
  • Usage: S1 (03-53) (LL2)

$?

Add to cart

Converter, exhaust system

  • OEM part number: 25146092
  • Quantity in car: 1
  • Three way catalytic (us)
  • Usage: S1 (03-53) (LB4, L35) (EXC NM8)

$0.86

Available in 1 shop

Add to cart

Converter, exhaust system

  • OEM part number: 88960624
  • Quantity in car: 1
  • Three way catalytic
  • Usage: S1 (03-53) (LN8, L38) (EXC NM8)

$?

Add to cart

Resonator, exhaust system

  • OEM part number: 15602831
  • Quantity in car: 1
  • Usage: S1 (LB4, NM8) (EXPORT)

$?

Add to cart

Converter, exhaust system

  • OEM part number: 25103224
  • Quantity in car: 1
  • Catalytic
  • Usage: S1 (L38, NM8) (EXPORT)

$?

Add to cart

Hanger, exhaust system

  • OEM part number: 15623825
  • Quantity in car: 1
  • Usage: S106 (03) (LN8, L38, MD8)

$?

Add to cart

Hanger, exhaust system

  • OEM part number: 15642516
  • Quantity in car: 1
  • Usage: S1 (03-53) (LB4, L35)

$?

Add to cart

Hanger, exhaust system

  • OEM part number: 15642517
  • Quantity in car: 1
  • Usage: S106 (03) (LN8, L38, MW1, GT4, YMW)

$?

Add to cart

Hanger, exhaust system

  • OEM part number: 15642518
  • Quantity in car: 1
  • Catalytic converter
  • Usage: S106 (03) (LL2, ML3, GT4, YMW)

$?

Add to cart

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